# Gym Sets vs Iron Diary

The clearest difference is in-app purchases: Iron Diary at none against Gym Sets's 2. Gym Sets's advantage is update cadence (every 9 days vs monthly) and device support (3 vs 1). On price and ads there is nothing between them.

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

Gym Sets ships an update every 9 days, Iron Diary monthly. The most recent releases landed on September 19, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Gym Sets | Iron Diary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/iron-diary-workout-tracker/id6774785467/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 9 days** | Monthly |
| Monetization | — | Free |
| Size | 60 MB | 69 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Kaplan](https://appshunter.io/developer/1806585098) | [SOLEER LLC](https://appshunter.io/developer/6774785469) |

## What reviewers say

### Gym Sets

[App page](https://appshunter.io/ios/app/gym-sets-workout-tracker/id6744239216)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gym Sets Premium | $2.99 | per month |
| Gym Sets Premium | $22.99 | per year |


### Iron Diary

[App page](https://appshunter.io/ios/app/iron-diary-workout-tracker/id6774785467)

This app offers a fast and private way to log workouts, track progress, and plan training sessions. It allows customization of exercise fields, supports supersets, and includes a built-in exercise library. Users can also leverage AI to generate workout plans and integrate with Apple Health for readiness summaries.

**Highlights:** Customizable exercise logging, Supersets and rest timers, AI-powered workout planning, Apple Health integration, Local-first data storage, JSON export/import

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

**In-app purchases:** none


## Frequently asked questions

### Is Gym Sets free?

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

### Is Iron Diary free?

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

### Do Gym Sets or Iron Diary have ads?

Neither Gym Sets nor Iron Diary shows ads.

### Which is updated more often, Gym Sets or Iron Diary?

Gym Sets ships an update every 9 days, and Iron Diary monthly. Most recently, Gym Sets was updated on September 19, 2026 and Iron Diary on September 10, 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.*