# 40 Day Challenge vs TRNSFRMD

The clearest difference is in-app purchases: 40 Day Challenge at none against TRNSFRMD's 1. 40 Day Challenge also leads on iOS requirement (13.4 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. TRNSFRMD sells 1 in-app purchase, starting at $300.00 per month. 40 Day Challenge asks for nothing beyond the download.

40 Day Challenge ships an update every 6 weeks, TRNSFRMD every 2 months. The most recent releases landed on October 6, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | 40 Day Challenge | TRNSFRMD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/40-day-challenge/id1351860748/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 25 MB | 56 MB |
| Requires iOS | **13.4** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 17+ |
| Developer | [FITFIRM GmbH](https://appshunter.io/developer/1351860747) | [Andreas Schraml](https://appshunter.io/developer/1793414216) |

## What reviewers say

### 40 Day Challenge

[App page](https://appshunter.io/ios/app/40-day-challenge/id1351860748)

This app helps users achieve personal goals through motivational techniques, audios, and videos. It incorporates features from positive psychology and mindfulness to improve life quality and offers daily goal tracking with configurable reminders.

**Highlights:** Collect points to track progress, Positive psychology techniques, Mindfulness audio tutorials, Video introductions to personal development areas, Daily goal tracking and reflection, Configurable reminders

**Features:** macOS Compatibility

**In-app purchases:** none


### TRNSFRMD

[App page](https://appshunter.io/ios/app/trnsfrmd/id6741169952)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Workout Plan | $300.00 | per month |


## Frequently asked questions

### Is 40 Day Challenge free?

40 Day Challenge is free to download, with no in-app purchases.

### Is TRNSFRMD free?

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

### Do 40 Day Challenge or TRNSFRMD have ads?

Neither 40 Day Challenge nor TRNSFRMD shows ads.

### Which is updated more often, 40 Day Challenge or TRNSFRMD?

40 Day Challenge ships an update every 6 weeks, and TRNSFRMD every 2 months. Most recently, 40 Day Challenge was updated on October 6, 2026 and TRNSFRMD on October 2, 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.*