# Complication Lab vs PurrNest

The clearest difference is update cadence: PurrNest at every 5 days against Complication Lab's every 4 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Complication Lab sells 3 in-app purchases, starting at $0.99 per month and PurrNest sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Complication Lab ships an update every 4 weeks, PurrNest every 5 days. The most recent releases landed on September 2, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Complication Lab | PurrNest |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (4 ratings)](https://appshunter.io/ios/app/complication-lab/id1537137580/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 22.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 11 MB | 85 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, Apple Watch | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Olberry](https://appshunter.io/developer/571734225) | [伟健 刘](https://appshunter.io/developer/6794169557) |

## What reviewers say

### Complication Lab

[App page](https://appshunter.io/ios/app/complication-lab/id1537137580)

Personalize your Apple Watch and iPhone with custom complications and widgets. Display health data, HomeKit information, and more with extensive customization options. Create an unlimited number of unique setups to match your lifestyle.

**Highlights:** 30+ health data types, Apple Watch complications, iPhone Lock Screen widgets, iPhone Home Screen widgets, HomeKit data integration, Custom colors and styles, Unlimited complications and widgets

**Features:** Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| Yearly Subscription | $9.99 | per year |
| Lifetime Subscription | $29.99 | one-time |


### 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 Complication Lab free?

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

### Is PurrNest free?

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

### Do Complication Lab or PurrNest have ads?

Neither Complication Lab nor PurrNest shows ads.

### Which is updated more often, Complication Lab or PurrNest?

Complication Lab ships an update every 4 weeks, and PurrNest every 5 days. Most recently, Complication Lab was updated on September 2, 2026 and PurrNest on September 27, 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.*