# Innerloop AI vs Challenger

The clearest difference is in-app purchases: Challenger at none against Innerloop AI's 2. Innerloop AI's advantage is update cadence (every 2 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Innerloop AI sells 2 in-app purchases, starting at $3.99 per month. Challenger asks for nothing beyond the download.

Innerloop AI ships an update every 2 days, Challenger monthly. The most recent releases landed on October 7, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Innerloop AI | Challenger |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Monthly |
| Size | 42 MB | 64 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Nikola Gavric](https://appshunter.io/developer/1863332873) | [Jordan Lejuwaan](https://appshunter.io/developer/1457099830) |

## What reviewers say

### Innerloop AI

[App page](https://appshunter.io/ios/app/innerloop-ai/id6756866856)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Innerloop Premium | $3.99 | per month |
| Innerloop Premium | $29.99 | per year |


### Challenger

[App page](https://appshunter.io/ios/app/challenger-habit-tracker/id6757510455)

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

**In-app purchases:** none


## Frequently asked questions

### Is Innerloop AI free?

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

### Is Challenger free?

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

### Do Innerloop AI or Challenger have ads?

Neither Innerloop AI nor Challenger shows ads.

### Which is updated more often, Innerloop AI or Challenger?

Innerloop AI ships an update every 2 days, and Challenger monthly. Most recently, Innerloop AI was updated on October 7, 2026 and Challenger on October 5, 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.*