# Only Three vs Trackr

The clearest difference is in-app purchases: Only Three at none against Trackr's 2. Only Three also leads on iOS requirement (15.1 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Trackr sells 2 in-app purchases, starting at $5.99 per month. Only Three asks for nothing beyond the download.

Only Three ships an update every 2 weeks, Trackr weekly. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Only Three | Trackr |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Size | 32 MB | 41 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Alan Pooley](https://appshunter.io/developer/1889392820) | [Bernal Cartin](https://appshunter.io/developer/1326613193) |

## What reviewers say

### Only Three

[App page](https://appshunter.io/ios/app/only-three/id6761401681)

**Features:** macOS Compatibility

**In-app purchases:** none


### Trackr

[App page](https://appshunter.io/ios/app/trackr-everything-tracker-app/id6773105444)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Trackr Pro · Monthly | $5.99 | per month |
| Trackr Pro · Annual | $39.99 | per year |


## Frequently asked questions

### Is Only Three free?

Only Three is free to download, with no in-app purchases.

### Is Trackr free?

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

### Do Only Three or Trackr have ads?

Neither Only Three nor Trackr shows ads.

### Which is updated more often, Only Three or Trackr?

Only Three ships an update every 2 weeks, and Trackr weekly. Most recently, Only Three was updated on October 25, 2026 and Trackr on October 31, 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.*