# 90 Day Challenge vs Tracker For Project 50

The clearest difference is ads: 90 Day Challenge at none against Tracker For Project 50's shown. 90 Day Challenge also leads on update cadence (monthly vs every 13 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. 90 Day Challenge sells 5 in-app purchases, starting at $1.99 per month and Tracker For Project 50 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

90 Day Challenge ships an update monthly, Tracker For Project 50 every 13 months. Both last shipped on September 10, 2026.

## The numbers

| Metric | 90 Day Challenge | Tracker For Project 50 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (14 ratings)](https://appshunter.io/ios/app/90-day-challenge-resettr/id6743643363/reviews)** | — |
| Number of ratings | **14** | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 13 months |
| Monetization | Free with in-app purchases | — |
| Size | 87 MB | 54 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [John Kevin Basco](https://appshunter.io/developer/1803746571) | [Nesredin Ahmed](https://appshunter.io/developer/1808952655) |

## What reviewers say

### 90 Day Challenge

[App page](https://appshunter.io/ios/app/90-day-challenge-resettr/id6743643363)

Build lasting habits with a personalized 90-day program tailored to your lifestyle and goals. This offline-first app offers custom tasks for sleep, water, exercise, and more, with progressive challenges and visual progress tracking.

**Highlights:** Personalized 90-day habit program, Customized daily tasks, Progressive difficulty, Offline functionality, Visual progress tracking, Focus on sleep, water, exercise, and screen time

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| monthly | $1.99 | per month |
| Yearly - Bonus | $4.49 | per year |
| Monthly Pro | $7.99 | per month |
| yearly | $14.99 | per year |
| Yearly Pro | $29.99 | per year |


### Tracker For Project 50

[App page](https://appshunter.io/ios/app/tracker-for-project-50/id6749793450)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $2.99 | one-time |


## Frequently asked questions

### Is 90 Day Challenge free?

90 Day Challenge is free to download, with in-app purchases available.

### Is Tracker For Project 50 free?

Tracker For Project 50 is free to download, with in-app purchases available.

### Do 90 Day Challenge or Tracker For Project 50 have ads?

Tracker For Project 50 shows ads; 90 Day Challenge does not.

### Which is updated more often, 90 Day Challenge or Tracker For Project 50?

90 Day Challenge ships an update monthly, and Tracker For Project 50 every 13 months. Most recently, 90 Day Challenge was updated on September 10, 2026 and Tracker For Project 50 on September 10, 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.*