# ChallengeRunner vs Human API

The clearest difference is rating: ChallengeRunner at 4.5 against Human API's 3.4. ChallengeRunner also leads on ratings volume (8.7K vs 43). Human API's advantage is iOS requirement (12.0 vs 15.0). On price, review sentiment, update cadence and ads there is nothing between them.

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

ChallengeRunner holds the better App Store score, 4.5 against 3.4. That said, the two scores are not equally well evidenced: ChallengeRunner has 8.7K ratings behind it against 43, so its average is the more settled of the two. Written reviews point the same way: 16% of ChallengeRunner's written reviews are positive against 10% of Human API's.

ChallengeRunner ships an update every 2 weeks, Human API every 3 weeks. Both last shipped on October 15, 2026.

## The numbers

| Metric | ChallengeRunner | Human API |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (8.7K ratings)](https://appshunter.io/ios/app/challengerunner/id694925116/reviews)** | [3.4 (43 ratings)](https://appshunter.io/ios/app/human-api/id997774112/reviews) |
| Number of ratings | **8.7K** | 43 |
| Positive reviews | **15.9% of reviews** | 10.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Free | Free |
| Size | 66 MB | 22 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ChallengeRunner LLC](https://appshunter.io/developer/299052192) | [Human API Inc](https://appshunter.io/developer/997774111) |

## What reviewers say

### ChallengeRunner

[App page](https://appshunter.io/ios/app/challengerunner/id694925116)

Log and track your progress in employee health challenges. View real-time leaderboards, submit data, and engage with other participants. Integrates with Apple Health for automatic data syncing.

**Highlights:** Log health challenge data, View real-time leaderboards, Submit challenge data, Messaging and comments, Apple Health integration, Join challenges via codes/links/QR

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Great for motivation
- 👍 Simple and efficient
- 💡 Wellness partnership

**What reviewers complain about**

- 🐛 Sync issues with Apple Health and other fitness trackers
- 👎 Poor user interface and navigation
- 🔍 Lack of visibility into team and individual rankings
- 🔧 Buggy and crashes frequently

**Reported bugs**

- App crashes when scrolling leaderboard
- Steps not syncing correctly or disappearing
- Login issues and inability to access app features

**Requested features**

- Ability to manually enter steps and other activities
- Improved leaderboard and team management features
- Integration with more fitness tracking devices
- Better data visualization and analytics


### Human API

[App page](https://appshunter.io/ios/app/human-api/id997774112)

Consolidate all your health information from various sources into a single, secure platform. Easily share your medical records with caregivers and discover new health-focused apps and services. Integrates seamlessly with existing health tracking tools.

**Highlights:** Centralized health data hub, Connect medical records, Integrate fitness trackers, Share medical records, Discover health apps, Sync with Health app

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ChallengeRunner free?

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

### Is Human API free?

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

### Which has better reviews, ChallengeRunner or Human API?

ChallengeRunner is rated higher. ChallengeRunner averages 4.5 out of 5 from 8.7K ratings, while Human API averages 3.4 from 43 ratings.

### Do ChallengeRunner or Human API have ads?

Neither ChallengeRunner nor Human API shows ads.

### Which is updated more often, ChallengeRunner or Human API?

ChallengeRunner ships an update every 2 weeks, and Human API every 3 weeks. Most recently, ChallengeRunner was updated on October 15, 2026 and Human API on October 15, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*