Comparison

Door Key vs Super PiBench

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Door Key

Features
Read full description

Door Key – Simplifique a Gestão do Seu Condomínio Uma solução prática para reduzir custos e assegurar a qualidade de vida. Receba notificações em seu celular sobre tudo o que acontece no seu condomínio! Registre e informe ocorrências públicas ou privadas por meio de imagens e vídeos em tempo real. Dê sua opinião, vote e ajude nas decisões do seu condomínio a qualquer momento. Veja a disponibilidade e reserve churrasqueira, salão de festas, quadras de esporte etc. – tudo pelo celular. Receba alertas de encomendas, cadastre visitantes e libere a entrada de convidados de qualquer lugar! Acesse a qualquer momento os documentos publicados e os avisos do seu condomínio. O síndico pode expor o trabalho que vem sendo realizado no condomínio de forma transparente e ampla, evitando mal-entendidos. O Door Key é um aplicativo descomplicado, com o propósito de criar uma rede colaborativa e completa para síndicos, funcionários e todos os condôminos.

About

Super PiBench

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
Read full description

Super PiBench computes Pi to any number of decimal places using the Chudnovsky algorithm — one of the fastest known methods. Built on a high-performance C/GMP engine for dramatically fast computation, comprehensive benchmarking, and a global leaderboard to see how your device stacks up worldwide. GLOBAL LEADERBOARD (Pro) - All-time board + weekly board: refreshed every Monday, newcomers can reach the top too - Submit your benchmark score to compete with users worldwide - See where your Apple device ranks among iPhones, iPads, Macs, Apple Watches, and more - Scores verified on-device and uploaded securely via iCloud HIGH-PERFORMANCE ENGINE - Built on GMP (GNU Multiple Precision Arithmetic Library) for optimized large-number arithmetic - Chudnovsky algorithm with binary splitting: ~14 digits per term - Multi-core parallel computation with threaded binary splitting and merge (Pro) - More accurate time estimation with per-magnitude calibration APPLE WATCH - Compute Pi right on your wrist — works without iPhone - Multi-core computation and global leaderboard submission (Pro) - Digit limit raised to 10 million (Pro) - One-tap submission after calculating, with built-in time estimation PRESETS - Free: 100 / 10,000 / 100,000 / 1,000,000 digits - Pro: 10,000,000 / 20,000,000 / 50,000,000 / 100,000,000 digits - Custom input for any digit count STRESS TEST - Push your chip to the limit with repeated benchmark rounds - Free: up to 10 million digits, 5 rounds, single-core - Pro: up to 100 million digits, 20 rounds, multi-core - Bar chart visualization with color-coded best/worst results - Automatic trend detection: stable, throttling, or improving TOOLS & SHARING - Search for any number sequence with fast Boyer-Moore algorithm (Pro) - Generate and share beautiful computation result cards (Pro) - Save computation history for later review (Pro) - Copy, share, or export results with one tap KNOWLEDGE - Pi Knowledge module: fun facts, historical timeline, real-world applications, and algorithm explanations LANGUAGES - 14 languages: English, Simplified Chinese, Traditional Chinese, Japanese, Korean, German, French, Spanish, Portuguese, Italian, Dutch, Russian, Arabic, Greek DESIGN - iOS 26 Liquid Glass design: floating tab bar and glass effects throughout - Dark and light mode support - Core functionality runs entirely on-device, no internet required - Universal app: iPhone, iPad, Mac (Designed for iPad on Apple silicon), and Apple Watch Free version computes up to 1,000,000 digits. Unlock Pro for global leaderboard, multi-core computing, extended stress test, digit search, history, share cards, and more.

Screenshots

Door Key4 screens
Super PiBench4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

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.

Scorecard3 real differences · 7 level
Door Key versus Super PiBench: the parameters behind the verdict, then further details
ParameterDoor KeySuper PiBench
PriceFreeFree
Rating—4.8 (4 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—4 — better
Update frequencyEvery 5 weeksWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, Apple Watch
Requires iOS13.0 — better16.0
Further details — not scored
Size67 MB19 MB
Age rating4+4+
DeveloperECONDOS SISTEMAS LTDA - MEQianyu Zhu

In-app purchases

None

Door Key

No in-app purchases

1 purchases

Super PiBench

One-time1
  • Pro Upgrade$0.99

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.

Other comparisons