# Secret habits vs Streak Stack

The clearest difference is update cadence: Streak Stack at fortnightly against Secret habits's every 2 months. 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.

Secret habits ships an update every 2 months, Streak Stack fortnightly. The most recent releases landed on October 4, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Secret habits | Streak Stack |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Size | 1 MB | 34 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [zygimantas Dubaka](https://appshunter.io/developer/1853567268) | [Sergio Vazquez](https://appshunter.io/developer/1807606896) |

## What reviewers say

### Secret habits

[App page](https://appshunter.io/ios/app/secret-habits/id6755657126)

**Features:** macOS Compatibility

**In-app purchases:** none


### Streak Stack

[App page](https://appshunter.io/ios/app/streak-stack-habit-tracker/id6776901355)

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

**In-app purchases:** none


## Frequently asked questions

### Is Secret habits free?

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

### Is Streak Stack free?

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

### Do Secret habits or Streak Stack have ads?

Neither Secret habits nor Streak Stack shows ads.

### Which is updated more often, Secret habits or Streak Stack?

Secret habits ships an update every 2 months, and Streak Stack fortnightly. Most recently, Secret habits was updated on October 4, 2026 and Streak Stack on October 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.*