Comparison

Kiro vs Onset

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

Head to head
About

Kiro

Read full description

No matter your sports, get on the path to success with the most flexible app to follow and improve all your practice. Kiro is the first multi-sport coaching and sharing app designed to adapt to YOU - not the other way around. Discover a new way to train where enjoyment and consistency are the keys to achieving any goal. From planning to analyzing your sessions, Kiro helps you structure your training like a pro, track every activity, and stay motivated so you can make steady, lasting progress. - Bring all your sports together and track every activity - Organize and visualize your training like a pro - Stay motivated and hit your goals through joy and consistency - Build sustainable progress with a complete, varied practice - Give each sport the analysis it deserves and view your training as a whole - Take your training to the next level with sessions created by top athletes - Get support and inspiration from a community of athletes of all kinds

About

Onset

Features
Read full description

ONSET is the gym app that actually makes you stronger. No more guessing. Onset tracks your volume per muscle, adjusts your weights automatically, and tells you when to push or recover. Whether you're a beginner or advanced, it adapts to you. VOLUME PER MUSCLE • Weekly sets per muscle with color-coded zones: not enough, minimum, optimal, too much • See instantly if you're doing enough — or overdoing it • 12-week history with trends and advice PROGRESSIVE OVERLOAD • Weights adjust every session based on your performance • Real-time personal record detection • Progress curves for every exercise RECOVERY • Body map showing fatigue for each muscle • Overtraining alerts + light week suggestions • Post-session feedback: pump, soreness, performance PROGRAMS • Generate your program based on your goals and equipment • PPL, Upper/Lower, Full Body and more • Adapts to your level and experience IN SESSION • Rest timer with voice announcements • Rate each set by effort: easy, moderate, hard, all out • Swap exercises mid-workout if needed 277 EXERCISES • Animated GIFs for every movement • Gym, home, bodyweight Privacy Policy: https://onset-fit.github.io/privacy/privacy.html Terms of Use (EULA): https://onset-fit.github.io/privacy/terms.html

Screenshots

Kiro4 screens
Onset4 screens

Verdict

The call

The clearest difference is in-app purchases: Kiro at none against Onset's 2. Onset's advantage is update cadence (every 3 days vs every 2 months). On price, ads, device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Onset sells 2 in-app purchases, starting at $2.99 per month. Kiro asks for nothing beyond the download.

UpkeepUpdate frequency

Kiro ships an update every 2 months, Onset every 3 days. The most recent releases landed on October 10, 2026 and September 23, 2026 respectively.

Scorecard2 real differences · 4 level
Kiro versus Onset: the parameters behind the verdict, then further details
ParameterKiroOnset
PriceFreeFree
Update frequencyEvery 2 monthsEvery 3 days — better
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.115.1
Further details — not scored
Size70 MB50 MB
Age rating4+17+
DeveloperKiro SportsSynthich Chrislin Mpike Ngoma

In-app purchases

None

Kiro

No in-app purchases

2 purchases

Onset

Subscriptions2
  • Onset Pro7 Days trial$2.991 Month
  • Onset Pro7 Days trial$22.991 Year

Questions

Is Kiro free?
Kiro is free to download, with no in-app purchases.
Is Onset free?
Onset is free to download, with in-app purchases available.
Do Kiro or Onset have ads?
Neither Kiro nor Onset shows ads.
Which is updated more often, Kiro or Onset?
Kiro ships an update every 2 months, and Onset every 3 days. Most recently, Kiro was updated on October 10, 2026 and Onset on September 23, 2026.

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