# Flex Log vs Habit Tracker

The clearest difference is in-app purchases: Flex Log at none against Habit Tracker's 1. Flex Log also leads on ads (none vs shown) and update cadence (every 5 days vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Habit Tracker sells 1 one-off in-app purchase. Flex Log asks for nothing beyond the download.

Flex Log ships an update every 5 days, Habit Tracker every 2 months. The most recent releases landed on October 25, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Flex Log | Habit Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Every 2 months |
| Size | 18 MB | 94 MB |
| Requires iOS | 12.4 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [Aaron Larner](https://appshunter.io/developer/950120608) | [Dhruvisha Jagani](https://appshunter.io/developer/1896093014) |

## What reviewers say

### Flex Log

[App page](https://appshunter.io/ios/app/flex-log/id6476252928)

**Features:** macOS Compatibility

**In-app purchases:** none


### Habit Tracker

[App page](https://appshunter.io/ios/app/habit-tracker-period-and-cycle/id6765832213)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Wellness Forever | $4.99 | one-time |


## Frequently asked questions

### Is Flex Log free?

Flex Log 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 Flex Log or Habit Tracker have ads?

Habit Tracker shows ads; Flex Log does not.

### Which is updated more often, Flex Log or Habit Tracker?

Flex Log ships an update every 5 days, and Habit Tracker every 2 months. Most recently, Flex Log was updated on October 25, 2026 and Habit Tracker 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.*