# Caliber vs Iron Society Fit

The clearest difference is in-app purchases: Iron Society Fit at none against Caliber's 24. Iron Society Fit also leads on iOS requirement (13.0 vs 15.1). Caliber's advantage is ratings volume (6.1K vs 4). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Caliber sells 18 in-app purchases, starting at $3.00 per month. Iron Society Fit asks for nothing beyond the download.

Iron Society Fit holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Caliber has 6.1K ratings behind it against 4, so its average is the more settled of the two.

Caliber ships an update fortnightly, Iron Society Fit every 3 weeks. The most recent releases landed on November 3, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Caliber | Iron Society Fit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (6.1K ratings)](https://appshunter.io/ios/app/caliber-strength-training/id1482405410/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/iron-society-fit/id1663108778/reviews)** |
| Number of ratings | **6.1K** | 4 |
| 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 | **Free** |
| Size | 59 MB | 427 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Caliber Fitness, Inc](https://appshunter.io/developer/1482405409) | [Iron Society Fit LLC](https://appshunter.io/developer/1596109559) |

## What reviewers say

### Caliber

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

This app offers science-based strength training, including workout planning, tracking, and exercise tutorials. It supports individual training, group workouts, and offers optional upgrades for personalized plans, advanced features, and one-on-one coaching.

**Highlights:** Unlimited workout creation and tracking, 600+ exercise tutorials with videos, Workout groups for training with friends, Coach-designed training plans, Personalized progress tracking, 1-on-1 elite coaching options

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

**In-app purchases (18)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Caliber Supporter (Monthly) | $3.00 | per month |
| Caliber Supporter (Monthly) | $5.00 | per month |
| Caliber Plus (Monthly) | $6.00 | per month |
| Caliber Plus (Monthly) | $6.00 | per month |
| Caliber Supporter (Monthly) | $7.00 | per month |
| Caliber Supporter (Monthly) | $9.00 | per month |
| Caliber Plus (Monthly) | $9.00 | per month |
| Caliber Plus (Monthly) | $12.00 | per month |
| Caliber Pro (Monthly) | $19.00 | per month |
| Caliber Pro (Monthly) | $19.00 | per month |
| Caliber Plus (Yearly) | $36.00 | per year |
| Caliber Pro (3 Months) | $49.00 | per 3 months |
| Caliber Pro (3 Months) | $49.00 | per 3 months |
| Caliber Plus (Yearly) | $54.00 | per year |
| Caliber Plus (Yearly) | $72.00 | per year |
| Caliber Plus (Yearly) | $72.00 | per year |
| Caliber Pro (Yearly) | $169.00 | per year |
| Caliber Pro (Yearly) | $169.00 | 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


### Iron Society Fit

[App page](https://appshunter.io/ios/app/iron-society-fit/id1663108778)

This app provides personalized workout plans and expert coaching to help you achieve your fitness goals. It offers science-based training, exercise demonstrations, and progress tracking to support a sustainable healthy lifestyle.

**Highlights:** Personalized workout plans, Science-based training, Exercise demo videos, Progress tracking, Expert coaching, Community support, Nutrition tracking

**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 Iron Society Fit free?

Iron Society Fit is free to download, with no in-app purchases.

### Which has better reviews, Caliber or Iron Society Fit?

Iron Society Fit is rated higher. Caliber averages 4.8 out of 5 from 6.1K ratings, while Iron Society Fit averages 5.0 from 4 ratings.

### Do Caliber or Iron Society Fit have ads?

Neither Caliber nor Iron Society Fit shows ads.

### Which is updated more often, Caliber or Iron Society Fit?

Caliber ships an update fortnightly, and Iron Society Fit every 3 weeks. Most recently, Caliber was updated on November 3, 2026 and Iron Society Fit on October 24, 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.*