# EndureIndex vs Dawnline

The clearest difference is update cadence: Dawnline at every 4 days against EndureIndex's monthly. Dawnline also leads on iOS requirement (17.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. EndureIndex sells 2 in-app purchases, starting at $1.99 per month and Dawnline sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

EndureIndex ships an update monthly, Dawnline every 4 days. The most recent releases landed on November 7, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | EndureIndex | Dawnline |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/dawnline-sleep-score/id6792016434/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | — | Free |
| Size | 9 MB | 12 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, Apple Watch | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Danilo Krautz](https://appshunter.io/developer/1875731224) | [Alexander Skowronek](https://appshunter.io/developer/6789283188) |

## What reviewers say

### EndureIndex

[App page](https://appshunter.io/ios/app/endureindex-training/id6760260948)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EndureIndex Pro Monthly | $1.99 | per month |
| EndureIndex Pro Yearly | $14.99 | per year |


### Dawnline

[App page](https://appshunter.io/ios/app/dawnline-sleep-score/id6792016434)

This app provides a detailed breakdown of your sleep score, explaining the exact metrics and calculations behind it. It emphasizes transparency and confidence in measurements, showing how dependable each night's data is. View trends over time and access your data on your Apple Watch and Home Screen.

**Highlights:** Detailed sleep score explanation, Transparent calculation inputs, Confidence in data accuracy, Sleep trends over weeks, Apple Watch and Home Screen widgets, Privacy-focused, no account or server

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dawnline Plus | $3.99 | one-time |


## Frequently asked questions

### Is EndureIndex free?

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

### Is Dawnline free?

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

### Do EndureIndex or Dawnline have ads?

Neither EndureIndex nor Dawnline shows ads.

### Which is updated more often, EndureIndex or Dawnline?

EndureIndex ships an update monthly, and Dawnline every 4 days. Most recently, EndureIndex was updated on November 7, 2026 and Dawnline on November 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.*