# kaizen | Adaptive Run Training vs ArtTrails

The clearest difference is review sentiment: kaizen | Adaptive Run Training at 58% against ArtTrails's 0%. kaizen | Adaptive Run Training also leads on rating (4.8 vs 3.7) and ads (none vs shown). ArtTrails's advantage is monetization model (free with in-app purchases vs subscription). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. kaizen | Adaptive Run Training sells 15 in-app purchases, starting at $12.99 per month and ArtTrails sells 4 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

kaizen | Adaptive Run Training holds the better App Store score, 4.8 against 3.7. That said, the two scores are not equally well evidenced: kaizen | Adaptive Run Training has 29 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 58% of kaizen | Adaptive Run Training's written reviews are positive against 0% of ArtTrails's.

kaizen | Adaptive Run Training ships an update every 10 days, ArtTrails every 5 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | kaizen | Adaptive Run Training | ArtTrails |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (29 ratings)](https://appshunter.io/ios/app/kaizen-adaptive-run-training/id1638679224/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/arttrails/id6738837324/reviews) |
| Number of ratings | **29** | 3 |
| Positive reviews | **58.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 10 days** | Every 5 weeks |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 97 MB | 75 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Run Kaizen LTD](https://appshunter.io/developer/1638679226) | [Jonathan McKenna](https://appshunter.io/developer/1638576725) |

## What reviewers say

### kaizen | Adaptive Run Training

[App page](https://appshunter.io/ios/app/kaizen-adaptive-run-training/id1638679224)

This app uses your running history to calculate your current fitness and set dynamic weekly distance targets. It offers personalized training guidance to help you achieve your running goals, whether for a specific race or general improvement. The app provides race predictions and flexible training plans that adapt to your schedule.

**Highlights:** Data-driven training partner, Dynamic weekly distance targets, Personalized fitness calculations, Race predictions for various distances, Flexible training plans, Build consistency and improve fitness

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

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscription | $12.99 | per month |
| Subscription | $12.99 | per month |
| Monthly Subscription | $14.99 | per month |
| Monthly Subscription | $14.99 | per month |
| Subscription | $14.99 | per month |
| Subscription | $19.99 | per 3 months |
| Subscription | $24.99 | per 3 months |
| Quarterly Subscription | $34.99 | per 3 months |
| Quarterly Subscription | $34.99 | per 3 months |
| Subscription | $49.99 | per year |
| Subscription | $69.99 | per year |
| Annual Subscription | $89.99 | per year |
| Annual Subscription | $89.99 | per year |
| Subscription | $89.99 | per year |
| Subscription | $89.99 | per year |

**What reviewers like**

- ✨ Adaptive and flexible training
- 🎯 Accurate race predictions
- 📈 Helps with improvement and progress
- 💡 Simple and effective concept
- 🤝 Good customer support

**What reviewers complain about**

- 🐛 Very buggy and unstable
- 📉 Inaccurate predictions sometimes
- 🤔 Confusing to understand and use
- 💰 Expensive subscription fee
- ⏳ Lacks advanced features

**Reported bugs**

- Setup process crashes or loops
- App crashes frequently
- Mileage calculations are incorrect
- Planned mileage doesn't add up correctly
- App doesn't get past the first step

**Requested features**

- Allow editing of runs
- More personalization in training plans
- Ability to start the training week on different days
- Consider elevation in training calculations
- Add more workout suggestions and paces


### ArtTrails

[App page](https://appshunter.io/ios/app/arttrails/id6738837324)

Transform your movement into unique GPS art by drawing or snapping routes to real paths. Generate, export, and share your creative masterpieces with friends and fitness apps.

**Highlights:** Generate GPS art from movement, Smart Mode for road snapping, Manual Mode for free drawing, Interactive map tools, Export routes as GPX files, Share creations on social media

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GPS Art Pro | $3.99 | per month |
| GPS Art Pro (1 Year) | $9.99 | per year |
| GPS Art Pro | $1.99 | one-time |
| Lifetime Purchase | $14.99 | one-time |


## Frequently asked questions

### Is kaizen | Adaptive Run Training free?

kaizen | Adaptive Run Training is free to download, with in-app purchases available.

### Is ArtTrails free?

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

### Which has better reviews, kaizen | Adaptive Run Training or ArtTrails?

kaizen | Adaptive Run Training is rated higher. kaizen | Adaptive Run Training averages 4.8 out of 5 from 29 ratings, while ArtTrails averages 3.7 from 3 ratings.

### Do kaizen | Adaptive Run Training or ArtTrails have ads?

ArtTrails shows ads; kaizen | Adaptive Run Training does not.

### Which is updated more often, kaizen | Adaptive Run Training or ArtTrails?

kaizen | Adaptive Run Training ships an update every 10 days, and ArtTrails every 5 weeks. Most recently, kaizen | Adaptive Run Training was updated on October 25, 2026 and ArtTrails on October 24, 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.*