# Stress Duck vs Runly

The clearest difference is review sentiment: Runly at 100% against Stress Duck's 0%. Stress Duck's advantage is in-app purchases (none vs 2) and update cadence (every 2 days vs fortnightly). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Runly sells 2 in-app purchases, starting at $9.99 per month. Stress Duck asks for nothing beyond the download.

Stress Duck ships an update every 2 days, Runly fortnightly. The most recent releases landed on June 10, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Stress Duck | Runly |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (6 ratings)](https://appshunter.io/ios/app/runly/id6550889294/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Fortnightly |
| Monetization | **Free** | Freemium |
| Size | 27 MB | 64 MB |
| Requires iOS | 17.0 | 17 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [子龙 郭](https://appshunter.io/developer/1499776496) | [Bashir Mosavel-Lo](https://appshunter.io/developer/1757700777) |

## What reviewers say

### Stress Duck

[App page](https://appshunter.io/ios/app/stress-duck/id6472258375)

This app helps you manage daily stress and track your mood. It integrates with Apple Health to display health data like step count and sleep, offering a simple way to monitor your well-being and encourage happiness.

**Highlights:** Daily mood and stress status check, Apple Health data integration, View step count, sleep, and calorie info, Privacy-focused data handling, Encourages happiness and stress reduction

**Features:** macOS Compatibility

**In-app purchases:** none


### Runly

[App page](https://appshunter.io/ios/app/runly/id6550889294)

This app transforms running into an adventure with gamified missions and community challenges. It offers AI-powered personalized training plans and seamless activity tracking, syncing with popular fitness devices. Progress is celebrated with badges and detailed performance metrics.

**Highlights:** Gamified daily missions and rewards, Global community challenges and leaderboards, AI-powered personalized training plans, Seamless GPS activity tracking, Integration with Strava and Garmin, Comprehensive progress tracking and badges

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Runly (Monthly Plan) | $9.99 | per month |
| Runly (Annual Plan) | $79.99 | per year |


## Frequently asked questions

### Is Stress Duck free?

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

### Is Runly free?

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

### Do Stress Duck or Runly have ads?

Neither Stress Duck nor Runly shows ads.

### Which is updated more often, Stress Duck or Runly?

Stress Duck ships an update every 2 days, and Runly fortnightly. Most recently, Stress Duck was updated on June 10, 2026 and Runly 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.*