# Challenges Aid vs Kiyoshi

The clearest difference is rating: Kiyoshi at 5.0 against Challenges Aid's 4.1. Kiyoshi also leads on in-app purchases (none vs 3) and update cadence (every 2 days vs fortnightly). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Challenges Aid sells 3 in-app purchases, starting at $0.99 per month. Kiyoshi asks for nothing beyond the download.

Kiyoshi holds the better App Store score, 5.0 against 4.1. Both are backed by a comparable volume of ratings — 7 and 6 respectively.

Challenges Aid ships an update fortnightly, Kiyoshi every 2 days. The most recent releases landed on October 1, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Challenges Aid | Kiyoshi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (7 ratings)](https://appshunter.io/ios/app/challenges-aid/id6443764002/reviews) | **[5.0 (6 ratings)](https://appshunter.io/ios/app/kiyoshi/id6462452326/reviews)** |
| Number of ratings | **7** | 6 |
| Positive reviews | 30.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 days** |
| Monetization | Freemium | **Free** |
| Size | 8 MB | 136 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Tim Hilker](https://appshunter.io/developer/1473865123) | [hiroshi howell](https://appshunter.io/developer/1637035739) |

## What reviewers say

### Challenges Aid

[App page](https://appshunter.io/ios/app/challenges-aid/id6443764002)

This app helps you track and achieve your monthly Apple Watch fitness challenges. It provides insights into your progress, offers reminders, and displays your achievements through a history tab and customizable widgets.

**Highlights:** Monthly challenge progress tracking, Historical achievement overview, Motivational messages, Home and Lock Screen widgets, Limited Edition Challenge tracking, Customizable reminders

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus Monthly | $0.99 | per month |
| Plus Yearly | $9.99 | per year |
| Plus Lifetime | $29.99 | one-time |


### Kiyoshi

[App page](https://appshunter.io/ios/app/kiyoshi/id6462452326)

This app offers a collection of expressive stickers to help individuals managing diabetes communicate their experiences. It allows users to visually explain devices like CGMs and insulin pumps, and share their feelings with others on a similar journey.

**Highlights:** Expressive diabetes-themed stickers, Visual explanation of medical devices, Facilitates communication with caregivers, Supports English and Japanese languages, Privacy-focused data handling

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Challenges Aid free?

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

### Is Kiyoshi free?

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

### Which has better reviews, Challenges Aid or Kiyoshi?

Kiyoshi is rated higher. Challenges Aid averages 4.1 out of 5 from 7 ratings, while Kiyoshi averages 5.0 from 6 ratings.

### Do Challenges Aid or Kiyoshi have ads?

Neither Challenges Aid nor Kiyoshi shows ads.

### Which is updated more often, Challenges Aid or Kiyoshi?

Challenges Aid ships an update fortnightly, and Kiyoshi every 2 days. Most recently, Challenges Aid was updated on October 1, 2026 and Kiyoshi 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.*