Comparison

Bye Bye Slouch vs Smart Posture

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

Head to head
About

Bye Bye Slouch

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Slip your phone into your chest pocket and it gently alerts you when you start to slouch. With the phone right at your chest, you won’t miss the vibration. Start improving your posture with just 5 minutes a day.

About

Smart Posture

Features
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Posture Check transforms your AirPods into a personal posture coach, helping you stand taller and walk with confidence throughout your day. Whether you're working at a desk, walking, or just relaxing, poor posture can creep in unnoticed. Posture Check uses the motion sensors in your AirPods to track your body alignment in real-time, gently alerting you when you start to slouch or hunch over. Key Features: Real-Time Posture Correction: Detects when you slouch or look down for too long and reminds you to correct your stance. Stand & Walk Tall: Perfect for improving your posture while sitting, standing, or walking. Background Operation: Works seamlessly in the background while you listen to music or podcasts. Daily Statistics: Visualize your progress and build a streak of good posture days. Exercises: Guided routines to strengthen your back and improve flexibility. Privacy Focused: Your motion data stays on your device and is never shared. Requirements: Requires AirPods models with Spatial Audio support (AirPods Pro, AirPods 3rd Gen and later).

Screenshots

Bye Bye Slouch2 screens
Smart Posture4 screens

Verdict

The call

The clearest difference is in-app purchases: Smart Posture at none against Bye Bye Slouch's 1. Smart Posture also leads on ads (none vs shown). Bye Bye Slouch's advantage is update cadence (every 3 days vs every 2 months). On price, device support and iOS requirement there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Bye Bye Slouch sells 1 one-off in-app purchase. Smart Posture asks for nothing beyond the download.

UpkeepUpdate frequency

Bye Bye Slouch ships an update every 3 days, Smart Posture every 2 months. The most recent releases landed on September 22, 2026 and June 1, 2026 respectively.

Scorecard3 real differences Β· 3 level
Bye Bye Slouch versus Smart Posture: the parameters behind the verdict, then further details
ParameterBye Bye SlouchSmart Posture
PriceFreeFree
Update frequencyEvery 3 days β€” betterEvery 2 months
AdsYesNo β€” better
In-app purchasesYesNo β€” better
DevicesiPhoneiPhone, iPad β€” better
Requires iOS17.6 β€” better18.5
Further details β€” not scored
Size6 MB13 MB
Age rating4+12+
DeveloperKarin KanemuraBERAT GOEKBERK CALISKAN

In-app purchases

1 purchases

Bye Bye Slouch

One-time1
  • η„‘ιŸ³version解禁$1.99
None

Smart Posture

No in-app purchases

Questions

Is Bye Bye Slouch free?
Bye Bye Slouch is free to download, with in-app purchases available.
Is Smart Posture free?
Smart Posture is free to download, with no in-app purchases.
Do Bye Bye Slouch or Smart Posture have ads?
Bye Bye Slouch shows ads; Smart Posture does not.
Which is updated more often, Bye Bye Slouch or Smart Posture?
Bye Bye Slouch ships an update every 3 days, and Smart Posture every 2 months. Most recently, Bye Bye Slouch was updated on September 22, 2026 and Smart Posture on June 1, 2026.

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