# Caliber vs One Kettlebell Warrior

The clearest difference is in-app purchases: One Kettlebell Warrior at none against Caliber's 10. Caliber's advantage is chart position (#179 vs unranked). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Caliber sells 8 in-app purchases, starting at $3.00 per month. One Kettlebell Warrior asks for nothing beyond the download.

Caliber ships an update fortnightly, One Kettlebell Warrior every 3 weeks. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Caliber | One Kettlebell Warrior |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (6.1K ratings)](https://appshunter.io/ios/app/caliber-strength-training/id1482405410/reviews)** | — |
| Number of ratings | **6.1K** | — |
| Positive reviews | 78.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#179** | — |
| Size | 60 MB | 137 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Caliber Fitness, Inc](https://appshunter.io/developer/1482405409) | [Dean Ashton](https://appshunter.io/developer/1819417075) |

## What reviewers say

### Caliber

[App page](https://appshunter.io/ios/app/caliber-strength-training/id1482405410)

**Currently charting:** #179 Top Grossing · Health & Fitness (US App Store)

This app offers science-based strength training with features for muscle building, weight loss, and fitness improvement. It provides personalized workouts, exercise tutorials, and community features. Optional upgrades offer advanced plans, nutrition targets, and 1-on-1 coaching.

**Highlights:** Personalized workout creation and tracking, Extensive exercise library with video tutorials, Workout Circles for training with friends, Apple Health integration, AI-powered training insights, Coach-designed training plans, Strength Score and balance metrics

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Caliber Supporter (Monthly) | $3.00 | per month |
| Caliber Plus (Monthly) | $6.00 | per month |
| Caliber Plus (Monthly) | $9.00 | per month |
| Caliber Plus (Monthly) | $12.00 | per month |
| Caliber Plus (Yearly) | $36.00 | per year |
| Caliber Plus (Yearly) | $54.00 | per year |
| Caliber Plus (Yearly) | $72.00 | per year |
| Caliber Plus (Yearly) | $72.00 | per year |

**What reviewers like**

- 👍 Easy to use
- 🚀 Comprehensive workout tracking
- 💡 Customizable workouts
- 🔍 Detailed exercise instructions and videos
- 📊 Strength score and progress tracking

**What reviewers complain about**

- 🐛 Occasional app crashes and bugs
- 🔍 Limited offline functionality
- 💰 Subscription model can be confusing
- 🔍 Inconsistent video quality and exercise explanations
- 🕰️ Frustrating user interface at times

**Reported bugs**

- Workout data loss when switching between online and offline mode
- Strength score not updating correctly in some cases
- Inability to log weight for certain exercises

**Requested features**

- Add ability to create and save custom exercises
- Integrate with more fitness tracking devices and apps
- Improve offline mode to allow full workout tracking
- Provide more flexibility in workout scheduling and planning
- Enhance strength score calculations and explanations


### One Kettlebell Warrior

[App page](https://appshunter.io/ios/app/one-kettlebell-warrior/id6747017830)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Caliber free?

Caliber is free to download, with in-app purchases available.

### Is One Kettlebell Warrior free?

One Kettlebell Warrior is free to download, with no in-app purchases.

### Do Caliber or One Kettlebell Warrior have ads?

Neither Caliber nor One Kettlebell Warrior shows ads.

### Which is updated more often, Caliber or One Kettlebell Warrior?

Caliber ships an update fortnightly, and One Kettlebell Warrior every 3 weeks. Most recently, Caliber was updated on November 7, 2026 and One Kettlebell Warrior on October 30, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*