SitnStand Lift Assist Classic portable sit-to-stand device on an armchair
SitnStand Lift Assist Classic portable sit-to-stand device measurements
SitnStand Lift Assist Classic portable sit-to-stand device on a chair
Elderly man using SitnStand Lift Assist Classic to stand from liftchair
SitnStand vs competitors comparison
SitnStand vs competitors comparison
Elderly woman using SitnStand Lift Assist Classic to stand from couch
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Lift Assist Classic for Home

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$649.00 $699.00 $50 OFF -7%

Regain your independence, one chair at a time. The SitnStand Lift Assist Classic gives you the freedom to stand confidently from most stable chairs in your home, without waiting for help or being limited to one spot. This portable, battery-powered lift cushion provides gentle assistance exactly when and where you need it.

No assembly required
Delivery within 3–7 business days
60 days return

Freedom in 3 simple steps.

Take independence anywhere.
1.

Take independence anywhere.

Place your SitnStand on most stable chairs - dining room, living room, patio, wherever life takes you. Choose a steady chair with at least one arm rest; an armchair is preferable.

Settle in comfortably.
2.

Settle in comfortably.

Inflate the cushion to the height that feels comfortable, sit down facing forward, and when you feel steady, deflate it with the Down button. No special furniture needed.

Stand with confidence.
3.

Stand with confidence.

Move your back away from the backrest and sit upright, then press Up. The cushion rises one layer at a time - stand up once the layer is fully inflated and the pump is quiet.

⚠️ IMPORTANT: Check chair compatibility first

Will this fit your chair?

The Classic works best on specific chair types. Check these requirements before ordering to ensure proper fit and safety.

↔️

Chair Back Width

16-22"

Back flap extends from the 16" seat width. Chairs with backs narrower than 16" or wider than 22" may not fit properly.

📏

Chair Back Height

18-24"

Optimal draping of the back flap. Very low or very high backs may affect stability and comfort.

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Chair Stability

Sturdy

Chair must be structurally sound with no wobbling, broken parts, or weak joints. No bar stools or backless seating.

Compatible vs. incompatible chairs

✅

COMPATIBLE CHAIRS

These work great with Lift Assist Classic

Standard Dining Chairs

Solid wood or metal frame, back 18-22" high, weighs 15+ lbs, stable base

Armchairs & Recliners

Wide, sturdy back support, heavy base prevents tipping, excellent stability

🛋️
Sofas

Adequate seat depth (16"+ from back to edge), firm cushions, solid back rest

🪑
Kitchen/Breakfast Nook Chairs

Backed against wall or table for stability, sturdy construction

❌

INCOMPATIBLE CHAIRS

These won't work with Lift Assist Classic

Lightweight Folding Chairs

Under 15 lbs, unstable, will tip backward when device inflates

Bar Stools

High center of gravity, narrow backs, no back support for draping

Backless Benches/Stools

No back flap attachment point, no stability support - use Compact model instead

🪑
Broken or Wobbly Chairs

Unsafe - weak joints, loose screws, or damaged frames can cause falls

⚠️ Chair Tipping Prevention

The device adds 8.8 lbs to your chair. Choose a steady chair with at least one arm rest; an armchair is preferable. When inflated, lightweight dining chairs (especially those under 10 lbs or without arms) may tip backward. Try it first: make sure the seat is stable and comfortable before regular use. If your chair feels unstable, consider:

  • Using a heavier chair with arms
  • Positioning chair against a wall
  • Switching to the Compact model (designed for varied furniture)

Still Not Sure If Your Chair Will Work?

Send Rebecca a photo of your chair and she'll personally confirm compatibility before you order.

📞 Call Rebecca: 1-833-773-7360

Everything you need for all-day independence.

SitnStand Lift Assist Classic

Your portable freedom. Move it from chair to chair throughout your day - breakfast at the kitchen table, relaxing on the sofa, dinner with family. One device, complete independence everywhere.

SitnStand Lift Assist Classic portable sit-to-stand device on an armchair

Battery

Up to 7 days or 70 inflation cycles per charge, depending on usage. No cords to trip over, no outlets to find. Just reliable assistance whenever you need it.

Battery

Charger

Works anywhere in the world (100-240V). Whether you're home or traveling, you're always ready to go

Charger

Our unfair advantages over the competition.

We heard your complaints about the competition and built the perfect solution

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All-day comfort

All-day comfort

Designed for extended sitting without discomfort or back pain

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Unlike users who complain of "extremely uncomfortable," "too hard," and "makes your back ache horribly" during extended use with our competitors products, SitnStand is specifically engineered for comfortable, pressure-relief seating. You can watch TV for hours, work at your desk, or relax without any discomfort - making it perfect for daily living, not just transfers.

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100% reliable performance

100% reliable performance

Consistent lift assistance every single time with battery power

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Competitor customers report "Does not help lift," "stays flat," and "only works after you push up yourself." SitnStand eliminates these failures with 100% gradual lift assistance powered by a reliable Li-Ion battery. Four precise inflation levels ensure consistent performance every time - no mechanical springs to fail, no guesswork, just dependable assistance when you need it.

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SitnStand vs competitors comparison

Superior safety

Vertical Lift Technology prevents falls and balance issues

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Competing product users report dangerous "feeling of being off balance," falling backwards, and injury from sudden movements. SitnStand's patented Vertical Lift Technology™ with No Catapult Lift ensures safe, controlled, gradual movement. No sudden jerks, no balance disruption, no risk of falling backwards - just smooth, predictable assistance that keeps users stable and secure throughout the entire transfer.

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Effortless operation

Effortless operation

Simple remote control - no complex manual adjustments required

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The competiton requires users to "stand the unit on edge," struggle with "difficult to open and adjust" mechanisms, and manually set spring tensions. SitnStand eliminates all this frustration with simple installation requiring no assembly, plus an intuitive remote control for all adjustments. No physical strength needed for setup, no complicated mechanisms - just place it on a steady chair and operate with the touch of a button.

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True independence

True independence

Perfect for users with limited mobility or arm strength

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The competition fails users who are "truly disabled," requiring "two good arms to push up" and causing injuries like the customer whose mother "fell backwards and cried from pain." SitnStand provides complete 100% lift assistance requiring zero user effort. Perfect for users with broken limbs, limited mobility, Parkinson's, IBM, MS, arthritis or any condition affecting strength - true independence without risk of injury or the need for caregiver assistance.

Frequently Asked Questions

Learn about core functionality and how the device works

SitnStand gives you the independence to stand from most stable chairs, safely and confidently, without waiting for help.

Unlike traditional lift chairs that cost $800+ and trap you in one spot, SitnStand is portable - take it from your dining chair to your sofa to your friend's house. It uses patented Vertical Lift Technology to raise you gently and vertically (no dangerous catapulting), keeping your feet on the ground for better stability.

The result? You maintain your dignity, your freedom to move throughout your home, and your ability to join family wherever they gather - all without the fear of falling or the frustration of being stuck in one chair.

The most important thing to know: it keeps you safe. Unlike spring-loaded devices that catapult you forward (causing falls and injuries), SitnStand's Vertical Lift Technology raises you straight up while your feet stay flat on the ground. You maintain your balance the entire time.

Here's how we do it: Specially designed air bladders inflate in a controlled sequence over about 25 seconds, providing structural support that lifts you up to 8 inches. The system delivers about 1.7 liters per second at 0.1 AT pressure (~3.5 CFM @ 1.4 psi) while operating quietly (under 70 dB).

Translation: a gentle, safe, reliable lift that works the same way every single time, without the danger or discomfort of other devices.

Yes – this is the key advantage. Traditional lift chairs cost $800+ and only work in one location. SitnStand Lift Assist Classic weighs just 8.8 pounds, deflates to only 0.4 inches thick, and works on most stable chairs - dining chairs, sofas, wheelchairs, garden chairs and more - anywhere around your house (steady, with at least one arm rest; an armchair is preferable).

SitnStand provides true vertical lift without forward catapulting, which reduces fall risk. It's battery-powered (no cords to trip over), has a 400-pound weight capacity, and features patented technology developed over 10+ years of research. Most importantly, it maintains user dignity by enabling independent transfers.

Key warnings from the user manual:

  • Do not use before reading and understanding the user manual.
  • Use only the designated charger provided with the device.
  • Disconnect the charger from the power mains before cleaning.
  • Do not inflate under the bottom of a table or other item that interferes with the cushion inflation.
  • Do not operate with damaged cords or plugs. If damaged, please contact the company.
  • Don't remove the battery while the Lift Assist Classic is in Working Mode.
  • Do not attempt to stand up before the layer is totally inflated and there is no sound from the air pump.
  • Use a seat that is steady, stable and cannot be easily moved. Maximum weight limit: 400 pounds (180 kg)
  • When a malfunction occurs, contact your seller or SitnStand.

The full list, including the contraindications, is in the Safety chapter of the user manual.

Compatible seating (choose a steady chair with at least one arm rest; an armchair is preferable):

  • Dining chairs with firm seats
  • Recliners and armchairs
  • Sofas with adequate depth
  • Wheelchair seats (with proper attachment)
  • Restaurant chairs and booths
  • Airplane seats (for air travel we recommend the Compact model; both models are TSA-compliant, because the battery is about 42 Wh, under the 100 Wh limit)

Avoid using on:

  • Unstable or wobbly chairs
  • Chairs with broken or weak frames
  • Extremely soft surfaces that compress significantly
  • Bar stools or chairs without back support
  • Center device on seat with user's weight distributed evenly
  • Drape back flap over chair back, mold sides
  • Position remote control within easy reach
  • To sit down: inflate the cushion (1-4 layers), sit down facing forward, then deflate with the Down button once steady

Important restrictions:

  • Don't lean forward excessively during operation
  • Don't try to stand before device fully stopped inflating
  • Avoid using in wet environments
  • Don't attempt repairs or modifications
  • Don't use if experiencing dizziness or instability

Fitting solutions:

  • Classic model works best on chairs with backs for draping support
  • Adjust positioning - try different placement angles
  • Chair compatibility - works best when feet can be flat on floor
  • Some furniture types may not be compatible - check with support

These dimensions mean true portability - at just 8.8 pounds and 0.4 inches when deflated, you can move SitnStand from room to room effortlessly, slip it into a bag for restaurants or friends' homes, and store it anywhere. The 400-pound capacity and 8-inch lift height accommodate nearly everyone, ensuring your whole family can maintain their independence.

  • Weight Capacity: 400 lbs (180 kg)
  • Deflated Size: 16 x 21 x 0.4 inches (40 x 53 x 1 cm)
  • Fully Inflated Size: 16 x 19 x 8 inches (40 x 48 x 20 cm)
  • Lift Height: Up to 8 inches in 2-inch increments
  • Product Weight: 8.8 lbs

The rechargeable lithium-ion battery lasts up to 70 inflation cycles or up to 7 days per charge, depending on usage, with the battery connected to the unit. Charge it when the orange Charge Battery light on the remote comes on. Before first use, charge the battery for at least 12 hours. After that, charge until the light on the charger changes from red to green, up to 5 hours from empty, with the included wall charger (100-240V compatible). The battery slides easily into place and can be removed even with arthritic hands. LED indicators show battery status and operation mode.

Classic for Home ($649): Features a long cloth back flap with moldable sides. Best for home furniture like dining chairs, sofas, and recliners.

Compact for Travel ($649): Same functionality but ultra-lightweight design with included backpack. TSA-compliant for airline travel, perfect for restaurants, theaters, and social outings.

Wheelchair Model ($649): Includes 2-inch viscoelastic memory foam cushion for extended sitting comfort. Specifically engineered for wheelchair compatibility with adjustable strapping system.

All models feature a simple remote control with up/down arrows. The Classic and Compact have 4 inflation levels, while the Wheelchair model has 3 levels. The system includes automatic pressure control, a reset for the error state (when the red and green lights flash, press both buttons for 10 seconds), and quiet operation under 70 dB.

SitnStand significantly reduces manual handling and lifting requirements for caregivers. Instead of providing physical assistance or using transfer belts, caregivers can simply help position the device and let the user stand independently. This reduces back injury risk for caregivers while maintaining user dignity and autonomy.

Yes, when used properly. The device provides true vertical lift that keeps feet on the ground for better stability. However, users should have both feet flat on the floor before activation, and someone should be present during initial learning. The lift time of about 25 seconds allows users to adjust their position safely.

In the case of cognitive impairment, use the Lift Assist Classic only with a caregiver, as stated in the user manual. With a caregiver present, the device can still reduce physical lifting requirements.

Absolutely. The 400-pound weight capacity and adjustable height settings accommodate users of different sizes. The device works on various chair types throughout the home, making it practical for multiple family members with different mobility needs.

Ideal candidates can walk short distances but struggle with the sitting-to-standing transition due to muscle weakness, joint pain, or balance issues. They should be able to follow simple instructions and operate a basic remote control. The 60-day satisfaction guarantee allows families to try it risk-free.

Primary conditions that benefit:

  • Arthritis (especially hip and knee)
  • Neuromuscular diseases (ALS, MS, muscular dystrophy)
  • Parkinson's disease and movement disorders
  • Post-surgical recovery (joint replacement, spinal surgery)
  • Inclusion Body Myositis and other inflammatory muscle conditions
  • General muscle weakness from aging or illness
  • Balance disorders that make standing transitions risky

Very suitable for post-operative recovery, especially after hip, knee, or back surgery when patients need to limit bending and strain. It maintains independence during recovery while reducing stress on healing surgical sites. Always consult with the surgical team before use.

SitnStand is designed for people who retain some walking ability but struggle with the sit-to-stand transition. It's not suitable for individuals who are completely bedridden or unable to bear weight on their legs. For severe mobility limitations, a hoyer lift or similar patient lift may be more appropriate.

Contraindications (from the user manual):

  • Do not use the Lift Assist Classic while under the influence of narcotics or alcohol.
  • Do not use the Lift Assist Classic while holding a child or infant.
  • Do not use the Lift Assist Classic inside a car.
  • Do not use the Lift Assist Classic without clothing.
  • In the case of cognitive impairment, use the Lift Assist Classic only with a caregiver.

Read the Safety chapter of the user manual before first use.

Current pricing: $649 (regularly $699, saving $50). This includes the device with its attached remote control, a rechargeable Li-ion battery, a wall charger with cable, the user manual, and for the Compact model, a carrying backpack. All models come with a 2-year full warranty and 60-day satisfaction guarantee with free shipping and returns.

To qualify for Medicare coverage of lift mechanisms:

  • Severe arthritis of hip/knee OR severe neuromuscular disease
  • Complete inability to stand from regular chair without assistance
  • Ability to walk once standing (with or without assistive devices)
  • Face-to-face physician examination within 6 months
  • Form CMS-849 (Certificate of Medical Necessity) completed by doctor
  • Device must be part of physician's treatment plan

If covered, Medicare pays 80% of approved amount after $257 deductible (2025 rates). Patients pay 20% coinsurance plus any amount above Medicare's approved rate. Since SitnStand costs $649 and traditional lift mechanisms are valued around $300-500, significant out-of-pocket costs are likely.

Private insurance coverage varies widely. Some plans may cover durable medical equipment with physician prescription. Medicaid may provide coverage in some states. Veterans Affairs may cover for eligible veterans. Contact your insurance provider with the specific product information and physician prescription to determine coverage.

We also offer flexible payment plans through Affirm based on your purchasing power, allowing you to split your purchase into manageable monthly installments. Some medical supply companies offer additional payment plans. HSA/FSA funds may be used if prescribed by a physician for medical necessity. Check with your HSA/FSA administrator for specific requirements.

Regular cleaning (from the user manual):

  • Before cleaning: disconnect the charger from the power mains
  • Fabric surfaces: Clean with a soft, dry brush
  • Plastic components: Wipe with a damp cloth
  • Do not use solvents or detergents to clean any part, and do not iron the fabric surface
  • Do not allow liquids near the system openings, and never immerse any part in water or other fluids
  • Keep dry and away from dust or dirt

Optimize battery life by:

  • Charging when the orange Charge Battery light on the remote comes on (up to 7 days between charges)
  • Charging for at least 12 hours before first use; after that, until the charger light changes from red to green (up to 5 hours from empty)
  • Store in dry environment when not in use
  • Use provided wall charger only (100-240V compatible)
  • Battery is easily removable for charging or replacement

Storage guidelines:

  • Keep completely dry and protect from dust/dirt
  • Store deflated in provided backpack (Compact model)
  • Room temperature storage recommended
  • Avoid extreme temperatures or humidity
  • Minimal storage space required (0.4 inches thick when deflated)

Minimal maintenance required:

  • Test remote control functionality regularly
  • Check battery charge level before extended travel
  • Keep air supply unit intake vents clear of debris
  • Professional service available if mechanical issues arise. They can be contacted through this warranty claim form

Replacement indicators:

  • Battery won't hold charge after proper care
  • Air leaks (contact your seller or SitnStand support)
  • Remote control unresponsive to troubleshooting
  • Visible damage to air bladders or housing
  • 2-year warranty covers all manufacturing defects and component failures when used properly

Battery optimization steps:

  • Charge when the orange Charge Battery light on the remote comes on
  • Charge fully, until the charger light changes from red to green (up to 5 hours from empty)
  • Check that wall charger connection is secure
  • LED indicators should show charging status
  • If battery is over 2 years old, consider replacement
  • Contact support if battery won't hold charge after proper care

Normal operation produces less than 70 dB of noise (similar to normal conversation). Increased noise might indicate:

  • Blockage in air intake vents - contact support
  • Overloading - check weight limit (400 lbs max)
  • Air leak - contact support
  • Normal wear - some noise increase expected over time

Potential causes and solutions:

  • Uneven weight distribution - recenter user on device
  • Furniture instability - check chair/wheelchair stability
  • Partial air leak - contact support
  • Low battery - charge fully and test again
  • Damaged remote -contact support

Troubleshooting steps:

  1. Charge the battery - make sure the battery is attached and charged (the orange Charge Battery light is off and the green light is flashing). With a depleted battery the cushion can only be deflated.
  2. Reset the system - if the red and green lights on the remote are flashing, press the Up and Down buttons simultaneously for 10 seconds.
  3. Check the cable - the remote is connected to the unit by a cable. Do not operate with damaged cords or plugs.
  4. Contact your seller or SitnStand support if these steps don't work

Contact support for:

  • Persistent mechanical issues after troubleshooting
  • Warranty claims or defective parts
  • Battery replacement needs
  • Fit questions for specific furniture or wheelchairs
  • Safety concerns or unusual device behavior

Available parts and accessories:

  • Replacement batteries for continued operation
  • Wall chargers for travel or backup
  • Washable seat covers (Older Classic model)

Signs requiring professional service (the only user-serviceable component is the battery):

  • Structural damage to air bladders or housing
  • Electrical issues with charging or power systems
  • Multiple component failures under warranty
  • Safety concerns about device integrity
  • Air leaks - contact your seller or SitnStand support
  • Any issue covered under the 2-year warranty