# EndureIndex vs Longevity Arc

The clearest difference is update cadence: Longevity Arc at every 3 days against EndureIndex's every 3 weeks. Longevity Arc also leads on iOS requirement (15.1 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 Longevity Arc sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

EndureIndex ships an update every 3 weeks, Longevity Arc every 3 days. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | EndureIndex | Longevity Arc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Size | 8 MB | 40 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, Apple Watch | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Danilo Krautz](https://appshunter.io/developer/1875731224) | [Radoslaw Jozefowicz](https://appshunter.io/developer/1859278240) |

## What reviewers say

### EndureIndex

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

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

**In-app purchases (2)**

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


### Longevity Arc

[App page](https://appshunter.io/ios/app/longevity-arc/id6766045106)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $2.99 | per month |
| Lifetime Pro | $9.99 | one-time |


## Frequently asked questions

### Is EndureIndex free?

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

### Is Longevity Arc free?

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

### Do EndureIndex or Longevity Arc have ads?

Neither EndureIndex nor Longevity Arc shows ads.

### Which is updated more often, EndureIndex or Longevity Arc?

EndureIndex ships an update every 3 weeks, and Longevity Arc every 3 days. Most recently, EndureIndex was updated on October 3, 2026 and Longevity Arc on October 7, 2026.

---

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