# Sunsen vs Endurance Performance Training

The clearest difference is update cadence: Endurance Performance Training at every 3 months against Sunsen's every 7 months. Sunsen's advantage is iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

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

Sunsen ships an update every 7 months, Endurance Performance Training every 3 months. The most recent releases landed on September 14, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Sunsen | Endurance Performance Training |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 months** |
| Size | 54 MB | 220 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Pluservice.net](https://appshunter.io/developer/423327572) | [SHAGGY OWL s.r.l.s.](https://appshunter.io/developer/672418138) |

## What reviewers say

### Sunsen

[App page](https://appshunter.io/ios/app/sunsen/id1457856266)

**Features:** macOS Compatibility

**In-app purchases:** none


### Endurance Performance Training

[App page](https://appshunter.io/ios/app/endurance-performance-training/id1672931890)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sunsen free?

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

### Is Endurance Performance Training free?

Endurance Performance Training is free to download, with no in-app purchases.

### Do Sunsen or Endurance Performance Training have ads?

Neither Sunsen nor Endurance Performance Training shows ads.

### Which is updated more often, Sunsen or Endurance Performance Training?

Sunsen ships an update every 7 months, and Endurance Performance Training every 3 months. Most recently, Sunsen was updated on September 14, 2026 and Endurance Performance Training on September 16, 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.*