# Inertium Habit Tracker vs Task Optimist

The clearest difference is update cadence: Inertium Habit Tracker at weekly against Task Optimist's monthly. On price, ads, 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.

Inertium Habit Tracker ships an update weekly, Task Optimist monthly. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Inertium Habit Tracker | Task Optimist |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (8 ratings)](https://appshunter.io/ios/app/inertium-habit-tracker/id1544611742/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Monetization | Free | — |
| Size | 32 MB | 46 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Monad Engineering Ltd](https://appshunter.io/developer/1495093921) | [Adrian Hill](https://appshunter.io/developer/1695103750) |

## What reviewers say

### Inertium Habit Tracker

[App page](https://appshunter.io/ios/app/inertium-habit-tracker/id1544611742)

Track daily habits with a simple, elegant interface. Log notes, sync across devices, and monitor your progress. This open-source app prioritizes privacy and offers a focused, ad-free experience.

**Highlights:** Daily habit tracking, Note-taking, Cross-device sync, Progress logging, Elegant UI, Open-source

**Features:** Vision Pro support

**In-app purchases:** none


### Task Optimist

[App page](https://appshunter.io/ios/app/task-optimist/id6751349703)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Inertium Habit Tracker free?

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

### Is Task Optimist free?

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

### Do Inertium Habit Tracker or Task Optimist have ads?

Neither Inertium Habit Tracker nor Task Optimist shows ads.

### Which is updated more often, Inertium Habit Tracker or Task Optimist?

Inertium Habit Tracker ships an update weekly, and Task Optimist monthly. Most recently, Inertium Habit Tracker was updated on October 29, 2026 and Task Optimist on October 24, 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.*