# Endura vs PurrNest

The clearest difference is in-app purchases: Endura at none against PurrNest's 1. Endura also leads on iOS requirement (15.1 vs 17.0). PurrNest's advantage is update cadence (every 5 days vs fortnightly). On price, ads and device support there is nothing between them.

Both are free to download. PurrNest sells 1 one-off in-app purchase. Endura asks for nothing beyond the download.

Endura ships an update fortnightly, PurrNest every 5 days. The most recent releases landed on October 3, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Endura | PurrNest |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/endura-study-timer/id6759482612/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 5 days** |
| Monetization | Free | — |
| Size | 53 MB | 85 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Aseem Munshi](https://appshunter.io/developer/1878210962) | [伟健 刘](https://appshunter.io/developer/6794169557) |

## What reviewers say

### Endura

[App page](https://appshunter.io/ios/app/endura-study-timer/id6759482612)

This app gamifies study sessions by using a focus timer that hatches endangered animals. Completing study goals allows users to collect and care for virtual animals, with options to donate to wildlife conservation. It offers progress tracking and study tips.

**Highlights:** Gamified study timer, Hatch endangered animals, Personalize virtual sanctuary, Donate to WWF, Progress tracking, Study tips feed

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

**In-app purchases:** none


### PurrNest

[App page](https://appshunter.io/ios/app/purrnest-cat-focus-timer/id6795890873)

**Features:** Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Premium | $9.99 | one-time |


## Frequently asked questions

### Is Endura free?

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

### Is PurrNest free?

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

### Do Endura or PurrNest have ads?

Neither Endura nor PurrNest shows ads.

### Which is updated more often, Endura or PurrNest?

Endura ships an update fortnightly, and PurrNest every 5 days. Most recently, Endura was updated on October 3, 2026 and PurrNest on October 13, 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.*