Advanced vs Peal
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Advanced
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This is a full-featured calculator built for advanced mathematics. One-time purchase—yours to keep forever. Capabilities include: • Determinants • Matrix multiplication • Matrix inversion • Adjugate matrices • Permutations and combinations • Polynomial division with remainder • Factorials
Peal
This alarm clock app ensures you wake up with customizable sounds and features that prevent oversleeping. It offers a timer, stopwatch, and home screen widgets with a gentle design.
- Guaranteed wake-up even on silent/locked
- Persistent re-ringing until you're up
- Customizable alarm sounds from library
- Integrated timer and stopwatch
- Home screen widgets
- Calm and cozy design
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Peal is a warm, beautifully designed alarm clock that actually wakes you up. WAKES YOU UP — NO MATTER WHAT Powered by Apple's AlarmKit, Peal keeps ringing full-screen even when your phone is on silent, locked, or the app is closed — just like the built-in clock. No more sleeping through a muted alarm. NEVER OVERSLEEP Leave it alone and Peal keeps re-ringing on its own until you're truly up. Snooze as much as you need — it won't give up on you. WAKE TO YOUR OWN SOUND Set any song or audio from your library as your alarm tone, or pick from our warm built-in sounds. EVERYTHING IN ONE CALM APP • Timer — clean, gesture-first countdown • Stopwatch — precise and simple • Home Screen widgets in three sizes • A soft, cozy design that feels good at 7 AM Peal is gentle to look at, but impossible to sleep through. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is price: Peal at Free against Advanced's $0.99. Advanced's advantage is in-app purchases (none vs 3) and iOS requirement (18.0 vs 26.0). On update cadence, 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
Peal is free to download; Advanced costs $0.99 up front. Peal sells 3 in-app purchases, starting at $3.99 per month. Advanced asks for nothing beyond the download.
Advanced ships an update every 5 days, Peal every 10 days. Both last shipped on October 25, 2026.
| Parameter | Advanced | Peal |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 5 days — better | Every 10 days |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 1 MB | 134 MB |
| Age rating | 4+ | 4+ |
| Developer | 清煜 孙 | ChaoYuan Zheng |
In-app purchases
Advanced
No in-app purchases
Peal
- Peal Pro — Monthly$3.991 Month
- Peal Pro — Yearly7 Days trial$19.991 Year
- Peal Pro — Lifetime$49.99
