# Transform 75 vs BK Weight Tracker

The clearest difference is in-app purchases: BK Weight Tracker at none against Transform 75's 6. BK Weight Tracker also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Transform 75 sells 6 in-app purchases, starting at $1.99 per 7 days. BK Weight Tracker asks for nothing beyond the download.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 2, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Transform 75 | BK Weight Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/transform-75-hard-challenge/id6741768601/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Weekly | Weekly |
| Monetization | Free with in-app purchases | — |
| Size | 54 MB | 43 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ahammed Zabith P](https://appshunter.io/developer/1795464757) | [BK Software Development LLC](https://appshunter.io/developer/1680612776) |

## What reviewers say

### Transform 75

[App page](https://appshunter.io/ios/app/transform-75-hard-challenge/id6741768601)

This app helps you track progress through a 75-day physical and mental challenge. It provides tools for logging daily tasks, workouts, hydration, and meals, with features to capture progress photos and set reminders. Users can also share their journey and track multiple attempts.

**Highlights:** Daily progress tracking, Workout and meal logging, Hydration monitoring, Progress photo capture, Personalized reminders, Multiple attempt tracking, Social sharing

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $1.99 | per 7 days |
| Monthly Subscription | $2.99 | per month |
| Yearly Subscription with offer | $8.99 | per year |
| Yearly Subscription | $8.99 | per year |
| Lifetime | $8.99 | one-time |
| Transform75 - Lifetime | $9.99 | one-time |


### BK Weight Tracker

[App page](https://appshunter.io/ios/app/bk-weight-tracker/id6758630499)

**In-app purchases:** none


## Frequently asked questions

### Is Transform 75 free?

Transform 75 is free to download, with in-app purchases available.

### Is BK Weight Tracker free?

BK Weight Tracker is free to download, with no in-app purchases.

### Do Transform 75 or BK Weight Tracker have ads?

Transform 75 shows ads; BK Weight Tracker does not.

### Which is updated more often, Transform 75 or BK Weight Tracker?

Transform 75 ships an update weekly, and BK Weight Tracker weekly. Most recently, Transform 75 was updated on October 2, 2026 and BK Weight Tracker on September 27, 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.*