Comparison

SittingPostureCHECKER vs rectify

Price, ratings, monetisation and update history for both apps, side by side โ€” with what reviewers say about each.

Head to head
About

SittingPostureCHECKER

Read full description

Would you like to check your posture ? Prepare a photo taken from the side of a subject sitting in a chair. Be careful not to move or tilt the camera left or right when shooting. Move the red marks to the positions shown below. If the line connecting the ear, shoulder, chest and hip is straight, your posture is generally said to be quite good. ใ€€(1) Forehead ใ€€(2) Chin ใ€€(3) Ear (tragion) ใ€€(4) Shoulder (acromion point) ใ€€(5) Chest (middle thickness of the chest) ใ€€(6) Hip (greater trochanter) ใ€€(7) Knee (back of kneepan) ใ€€(8) Ankle === CAUTION === You cannot diagnoses illness by using this app. And we do not give permission to use this app for commercial purposes.

About

rectify

Features
Read full description

With rectify, you can effortlessly track your posture and boost your back health throughout the day. The smart sensor shirt precisely maps the shape and movement of your spine, sending real-time data to the app. Whenever you start to slouch or move out of alignment, a gentle vibration reminds you to rectify your posture and movements. The app then gives you detailed insights into your mobility, sitting habits, and posture patterns. Based on your data, rectify recommends targeted exercises to keep your back strong and pain-free. And for a bit of fun: compare your stats with friends or colleagues. Whoโ€™s got the best posture?

Screenshots

SittingPostureCHECKER4 screens
rectify4 screens

Verdict

The call

The clearest difference is in-app purchases: SittingPostureCHECKER at none against rectify's 1. SittingPostureCHECKER also leads on ads (none vs shown). rectify's advantage is update cadence (every 3 days vs every 6 months). On price, device support and iOS requirement there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. rectify sells 1 in-app purchase, starting at $4.99 per month. SittingPostureCHECKER asks for nothing beyond the download.

UpkeepUpdate frequency

SittingPostureCHECKER ships an update every 6 months, rectify every 3 days. The most recent releases landed on October 9, 2026 and October 1, 2026 respectively.

Scorecard3 real differences ยท 3 level
SittingPostureCHECKER versus rectify: the parameters behind the verdict, then further details
ParameterSittingPostureCHECKERrectify
PriceFreeFree
Update frequencyEvery 6 monthsEvery 3 days โ€” better
AdsNo โ€” betterYes
In-app purchasesNo โ€” betterYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Apple Watch โ€” better
Requires iOS15.0 โ€” better15.6
Further details โ€” not scored
Size2 MB189 MB
Age rating4+12+
DeveloperMedic Engineering K.K.MinkTec GmbH

In-app purchases

None

SittingPostureCHECKER

No in-app purchases

1 purchases

rectify

Subscriptions1
  • AirPods Head Tracking$4.991 Month

Questions

Is SittingPostureCHECKER free?
SittingPostureCHECKER is free to download, with no in-app purchases.
Is rectify free?
rectify is free to download, with in-app purchases available.
Do SittingPostureCHECKER or rectify have ads?
rectify shows ads; SittingPostureCHECKER does not.
Which is updated more often, SittingPostureCHECKER or rectify?
SittingPostureCHECKER ships an update every 6 months, and rectify every 3 days. Most recently, SittingPostureCHECKER was updated on October 9, 2026 and rectify on October 1, 2026.

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