Kettlebel vs AFTRBRN
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Kettlebel
This app generates personalized kettlebell workouts based on your fitness goals, available equipment, and recovery status. It integrates with Apple Health to provide readiness scores and tracks your progress with detailed analytics and achievements. All your data remains on your device for enhanced privacy.
- Personalized workout generation
- HealthKit-powered readiness scores
- Progress tracking and analytics
- 78 exercises with video demonstrations
- Apple Watch companion app
- On-device data storage
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Kettlebel is a kettlebell training app that generates personalized workouts based on your goals, equipment, and recovery status. INTELLIGENT WORKOUT GENERATION Choose your training goal — Strength, Hypertrophy, or Conditioning — pick a duration (15, 35, or 50 minutes) and intensity level. Kettlebel builds a structured session with warm-up, working blocks, and cool-down, selecting from 78 exercises matched to your available equipment and preferences. HEALTHKIT-POWERED READINESS Kettlebel reads your heart rate variability, resting heart rate, and sleep data from Apple Health to calculate a daily readiness score. The app recommends workout intensity based on how recovered you are — push hard when you are fresh, dial it back when you need rest. PROGRESS TRACKING Track volume trends, muscle group balance, and personal records over weeks, months, and quarters. Rate each session with RPE scoring. See your training streaks, unlock achievements, and hit journey milestones as your practice grows. 78 EXERCISES WITH VIDEO Every exercise includes muscle engagement maps, movement instructions, coaching cues, and video demonstrations. Filter by equipment (kettlebell, dumbbell, bodyweight), difficulty, and target muscles. APPLE WATCH COMPANION Start and track workouts from your wrist. Heart rate monitoring, live session data, and automatic workout logging to Apple Health. ALL DATA STAYS ON YOUR DEVICE No accounts, no servers, no tracking. Your data lives on your device and syncs only through your personal iCloud. SUBSCRIPTION Kettlebel Pro unlocks unlimited workout sessions for $3.99/month. Free users get 1 session per week. Payment is charged to your Apple ID. Subscription auto-renews monthly unless cancelled at least 24 hours before the end of the current period. Manage subscriptions in Settings > Apple ID > Subscriptions. Terms of Use: https://saadzniber.github.io/kettlebel-legal/ Privacy Policy: https://saadzniber.github.io/kettlebel-legal/
AFTRBRN
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AFTRBRN is a fitness tool built for the pursuit of peak performance. Terms of Use (EULA): https://aftrbrn.app/terms Privacy Policy: https://aftrbrn.app/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: Kettlebel at none against AFTRBRN's 1. 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
Both are free to download. AFTRBRN sells 1 in-app purchase, starting at $12.99 per year. Kettlebel asks for nothing beyond the download.
| Parameter | Kettlebel | AFTRBRN |
|---|---|---|
| Price | Free | Free |
| Rating | 2.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | — | Every 8 days |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, Apple Watch | iPhone, iPad, Mac — better |
| Requires iOS | 17.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 140 MB | 129 MB |
| Age rating | 4+ | 4+ |
| Developer | Saad Zniber | OVRDRV |
In-app purchases
Kettlebel
No in-app purchases
AFTRBRN
- ANNUAL$12.991 Year
Questions
Is Kettlebel free?
Is AFTRBRN free?
Do Kettlebel or AFTRBRN have ads?
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