# Door Key vs Super PiBench

The clearest difference is in-app purchases: Door Key at none against Super PiBench's 1. Door Key also leads on iOS requirement (13.0 vs 16.0). Super PiBench's advantage is update cadence (weekly vs every 5 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Super PiBench sells 1 one-off in-app purchase. Door Key asks for nothing beyond the download.

Door Key ships an update every 5 weeks, Super PiBench weekly. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Door Key | Super PiBench |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (4 ratings)](https://appshunter.io/ios/app/super-pibench/id6761232095/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 67 MB | 19 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [ECONDOS SISTEMAS LTDA - ME](https://appshunter.io/developer/1144142573) | [Qianyu Zhu](https://appshunter.io/developer/1888341309) |

## What reviewers say

### Door Key

[App page](https://appshunter.io/ios/app/door-key/id6752425863)

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

**In-app purchases:** none


### Super PiBench

[App page](https://appshunter.io/ios/app/super-pibench/id6761232095)

This app calculates Pi to a specified number of decimal places using a high-performance engine. It offers benchmarking, a global leaderboard, and stress testing to evaluate device performance. Users can explore Pi-related knowledge and share results.

**Highlights:** Pi computation to any decimal place, High-performance C/GMP engine, Global leaderboard for device comparison, Device stress testing, Multi-core parallel computation (Pro), Pi Knowledge module

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Upgrade | $0.99 | one-time |


## Frequently asked questions

### Is Door Key free?

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

### Is Super PiBench free?

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

### Do Door Key or Super PiBench have ads?

Neither Door Key nor Super PiBench shows ads.

### Which is updated more often, Door Key or Super PiBench?

Door Key ships an update every 5 weeks, and Super PiBench weekly. Most recently, Door Key was updated on October 30, 2026 and Super PiBench on October 25, 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.*