# Relentless Challenge vs Contrast Studio

The clearest difference is update cadence: Relentless Challenge at every 3 days against Contrast Studio's every 6 months. Contrast Studio's advantage is ratings volume (62 vs 18). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Relentless Challenge against 5.0 for Contrast Studio. Both are backed by a comparable volume of ratings — 18 and 62 respectively.

Relentless Challenge ships an update every 3 days, Contrast Studio every 6 months. The most recent releases landed on October 4, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Relentless Challenge | Contrast Studio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (18 ratings)](https://appshunter.io/ios/app/relentless-challenge/id6740840285/reviews) | [5.0 (62 ratings)](https://appshunter.io/ios/app/contrast-studio/id6752330801/reviews) |
| Number of ratings | 18 | **62** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 6 months |
| Monetization | Free | Free |
| Size | 28 MB | 55 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Relentless 2800](https://appshunter.io/developer/1791884565) | [Momence, Inc.](https://appshunter.io/developer/1577856011) |

## What reviewers say

### Relentless Challenge

[App page](https://appshunter.io/ios/app/relentless-challenge/id6740840285)

This app challenges groups to collectively log a significant distance of activity over a set period. It's designed to be difficult but achievable with teamwork and determination.

**Highlights:** Group activity logging, Team-based challenges, Distance tracking, Time-bound goals, User collaboration

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

**In-app purchases:** none


### Contrast Studio

[App page](https://appshunter.io/ios/app/contrast-studio/id6752330801)

Easily manage your account, book classes, and stay connected with studio updates. Message the studio directly and follow their public feed for announcements and promotions.

**Highlights:** Account management, Class and event booking, Direct messaging, Public feed for announcements, Promotions and content sharing

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

**In-app purchases:** none


## Frequently asked questions

### Is Relentless Challenge free?

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

### Is Contrast Studio free?

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

### Which has better reviews, Relentless Challenge or Contrast Studio?

Relentless Challenge and Contrast Studio are both rated 5.0 out of 5 on the App Store, from 18 and 62 ratings respectively.

### Do Relentless Challenge or Contrast Studio have ads?

Neither Relentless Challenge nor Contrast Studio shows ads.

### Which is updated more often, Relentless Challenge or Contrast Studio?

Relentless Challenge ships an update every 3 days, and Contrast Studio every 6 months. Most recently, Relentless Challenge was updated on October 4, 2026 and Contrast Studio on October 3, 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.*