# ztm vs Habit Tracker°

The clearest difference is in-app purchases: ztm at none against Habit Tracker°'s 1. Habit Tracker°'s advantage is update cadence (daily vs every 6 weeks) and iOS requirement (15.6 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Habit Tracker° sells 1 in-app purchase, starting at $19.99 per year. ztm asks for nothing beyond the download.

ztm ships an update every 6 weeks, Habit Tracker° daily. Both last shipped on September 9, 2026.

## The numbers

| Metric | ztm | Habit Tracker° |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Daily** |
| Size | 38 MB | 8 MB |
| Requires iOS | 18.0 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [flomesh](https://appshunter.io/developer/1759823965) | [Berkay Gurcesme](https://appshunter.io/developer/1618081315) |

## What reviewers say

### ztm

[App page](https://appshunter.io/ios/app/ztm/id6584517193)

**Features:** macOS Compatibility

**In-app purchases:** none


### Habit Tracker°

[App page](https://appshunter.io/ios/app/habit-tracker/id6740871191)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Habit Tracker Premium | $19.99 | per year |


## Frequently asked questions

### Is ztm free?

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

### Is Habit Tracker° free?

Habit Tracker° is free to download, with in-app purchases available.

### Do ztm or Habit Tracker° have ads?

Neither ztm nor Habit Tracker° shows ads.

### Which is updated more often, ztm or Habit Tracker°?

ztm ships an update every 6 weeks, and Habit Tracker° daily. Most recently, ztm was updated on September 9, 2026 and Habit Tracker° on September 9, 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.*