# Mood Tracker vs Iron Diary

The clearest difference is ads: Iron Diary at none against Mood Tracker's shown. Iron Diary also leads on update cadence (every 6 days vs every 2 months) and iOS requirement (15.1 vs 18.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Mood Tracker ships an update every 2 months, Iron Diary every 6 days. The most recent releases landed on October 10, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Mood Tracker | Iron Diary |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 6 days** |
| Size | 19 MB | 38 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Jay Shiyani](https://appshunter.io/developer/1822318694) | [Even Kofoed](https://appshunter.io/developer/1896131110) |

## What reviewers say

### Mood Tracker

[App page](https://appshunter.io/ios/app/mood-tracker-moodnest/id6761416702)

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

**In-app purchases:** none


### Iron Diary

[App page](https://appshunter.io/ios/app/iron-diary-workout-tracker/id6765935337)

**In-app purchases:** none


## Frequently asked questions

### Is Mood Tracker free?

Mood Tracker is free to download, with no in-app purchases.

### Is Iron Diary free?

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

### Do Mood Tracker or Iron Diary have ads?

Mood Tracker shows ads; Iron Diary does not.

### Which is updated more often, Mood Tracker or Iron Diary?

Mood Tracker ships an update every 2 months, and Iron Diary every 6 days. Most recently, Mood Tracker was updated on October 10, 2026 and Iron Diary on October 4, 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.*