# WalkingTestApp vs FIT DIDI

The clearest difference is in-app purchases: FIT DIDI at none against WalkingTestApp's 2. WalkingTestApp's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. WalkingTestApp sells 2 one-off in-app purchases. FIT DIDI asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 18, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | WalkingTestApp | FIT DIDI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/fit-didi/id6449537650/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | — | Free |
| Size | 2 MB | 131 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Dennis Schmidt](https://appshunter.io/developer/397235339) | [marija kupresanin](https://appshunter.io/developer/1689568289) |

## What reviewers say

### WalkingTestApp

[App page](https://appshunter.io/ios/app/walkingtestapp/id6447526703)

**Features:** Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Customize your walking times | $2.99 | one-time |
| Customize your walking time | $2.99 | one-time |


### FIT DIDI

[App page](https://appshunter.io/ios/app/fit-didi/id6449537650)

This app offers personalized workout and meal plans to help you achieve your fitness goals. Track your progress, log meals, and connect with your coach for real-time support and insights.

**Highlights:** Personalized workout plans, Customized meal plans, Progress tracking and analytics, Real-time coach messaging, Wearable device integration, Daily check-ins

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WalkingTestApp free?

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

### Is FIT DIDI free?

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

### Do WalkingTestApp or FIT DIDI have ads?

Neither WalkingTestApp nor FIT DIDI shows ads.

### Which is updated more often, WalkingTestApp or FIT DIDI?

WalkingTestApp ships an update every 2 months, and FIT DIDI every 2 months. Most recently, WalkingTestApp was updated on September 18, 2026 and FIT DIDI on June 1, 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.*