InBody hi vs RSTR
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
InBody hi
Track your child's developmental progress by comparing their height and weight to peers of the same age and gender. Record growth daily, visualize trends with charts, and capture memories with photos in a dedicated album. Seamlessly syncs with existing InBody account data.
- Peer growth comparison reports
- Daily growth record and charts
- Photo album with height/weight
- InBody account integration
- Shareable child memories
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Curious about your child's growth compared to their peers? Track your child's developmental progress by comparing it with others using the 'InBody hi' app, which comes straight from a mother's heart. Compare Growth with Peers through Growth Reports! Discover how your child's height and weight measure up to others of the same age and gender. Easily find out where your child stands among 100 other kids. Simple and Swift Growth Records! Record your child's growth daily and visualize their growth trajectory with easy-to-read growth charts. Capture Precious Moments in an Album! Preserve precious moments of your child along with their height and weight through photos. Create a beautiful album and effortlessly download and share your child's memories with stunning frames. Integrated with InBody Account! If your child has previous InBody measurements recorded in the InBody app, their height and weight data will be seamlessly synchronized with 'InBody hi' for easy access. Have questions? Our customer support center is always here to help. Phone: 1899-5841 (Press '2' after connecting) Support hours are from 9 AM to 6 PM on weekdays, with a lunch break from 12 PM to 1 PM.
RSTR
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RSTR is the simplest gym timer you'll ever use. Track your whole workout, your set time and your rest time with one tap. Tap to start a set. Tap again to rest. That's it. FREE • Workout timer, set timer and rest timer • One-tap switching between set and rest • Dark and Light themes RSTR PRO — one-time purchase, no subscription • Apple Watch app: run the whole workout from your wrist • Rest alerts with haptics • Your own preferred rest times • Live Activity on Lock Screen and Dynamic Island • Simple workout history • Follow System appearance No accounts. No tracking. No clutter. Just your time. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://rstr-support.alman9oorii.chatgpt.site/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: InBody hi at none against RSTR's 1. InBody hi also leads on iOS requirement (13.0 vs 17.0). RSTR's advantage is update cadence (every 2 weeks vs every 2 months). On price, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. RSTR sells 1 one-off in-app purchase. InBody hi asks for nothing beyond the download.
InBody hi ships an update every 2 months, RSTR every 2 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.
| Parameter | InBody hi | RSTR |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, Apple Watch — better |
| Requires iOS | 13.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 156 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | InBody Co., Ltd. | Mohammad Almansoori |
In-app purchases
InBody hi
No in-app purchases
RSTR
- RSTR Pro$0.99
