# FTTR.BE vs IJZER

The clearest difference is in-app purchases: FTTR.BE at none against IJZER's 2. IJZER's advantage is update cadence (every 9 days vs every 3 weeks) and device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. IJZER sells 2 in-app purchases, starting at $1.99 per month. FTTR.BE asks for nothing beyond the download.

FTTR.BE ships an update every 3 weeks, IJZER every 9 days. The most recent releases landed on October 6, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | FTTR.BE | IJZER |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Size | 136 MB | 35 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 12+ | 9+ |
| Developer | [Tjalina De Saedeleer](https://appshunter.io/developer/1855819726) | [Thore Beelen](https://appshunter.io/developer/6799875536) |

## What reviewers say

### FTTR.BE

[App page](https://appshunter.io/ios/app/fttrbe/id6755717238)

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

**In-app purchases:** none


### IJZER

[App page](https://appshunter.io/ios/app/ijzer-workout-tracker/id6799875534)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $1.99 | per month |
| Premium Annual | $14.99 | per year |


## Frequently asked questions

### Is FTTR.BE free?

FTTR.BE is free to download, with no in-app purchases.

### Is IJZER free?

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

### Do FTTR.BE or IJZER have ads?

Neither FTTR.BE nor IJZER shows ads.

### Which is updated more often, FTTR.BE or IJZER?

FTTR.BE ships an update every 3 weeks, and IJZER every 9 days. Most recently, FTTR.BE was updated on October 6, 2026 and IJZER on October 8, 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.*