Notation Master vs Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Notation Master
Effortlessly convert handwritten chess notation into digital PGN files using AI. Upload your games directly to platforms like Chess.com and Lichess.org for easy analysis and sharing.
- Instant chess notation scanning
- AI-powered PGN conversion
- Direct upload to Chess.com & Lichess.org
- Save and share game records
- Supports tournament and casual games
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From Paper to PGN – Instantly! Tired of manually entering your chess games? Notation Master is the ultimate tool for chess players, coaches, and tournament participants! Simply take a photo of your notation sheet, and our advanced AI will convert it into a digital PGN file. You can then send it directly to your Chess.com or Lichess.org account, making it easy to review, analyze, and improve your gameplay. Key Features: Instant Chess Notation Scanning – Snap a photo and let AI do the rest! PGN Conversion – Get your chess games in digital PGN format. Direct Upload – Send games seamlessly to Chess.com & Lichess.org. Accurate & Fast – Works for tournament sheets and casual game records. Save & Share – Store your games or share with friends and coaches. Perfect for: Chess players & enthusiasts Coaches analyzing student games Tournament players keeping digital records Anyone who wants to digitize and store their chess matches Download Notation Master today and bring your chess games to the digital world with one click!
Calculator
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Calculator with a number pad that starts from 1-2-3 instead of the traditional 7-8-9 layout. Most calculators use a keypad layout that feels different from the way people enter numbers every day. This calculator uses a familiar 1-2-3 layout designed for quick and comfortable number entry. Features: • 1-2-3 number pad layout • Fast and simple calculations • Clean and distraction-free design • Large, easy-to-tap buttons • Lightweight and responsive • Perfect for everyday math • No account required • Works offline • Free to use Whether you're calculating expenses, checking totals, splitting bills, doing homework, or handling daily calculations, this calculator is designed to make entering numbers feel more intuitive. Download today and try a calculator that starts with 1-2-3. Terms of Use (EULA) - https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy - https://app.notion.com/p/sippa/Privacy-Policy-377979ab50ab80bea3fce521f8e78f23
Screenshots
Verdict
The clearest difference is iOS requirement: Notation Master at 13.0 against Calculator's 18.0. On price, ads, in-app purchases 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
Both are free to download. Notation Master sells 2 one-off in-app purchases and Calculator sells 1 in-app purchase, starting at $6.99 per year. Whichever you choose, the download price is not the number that matters.
| Parameter | Notation Master | Calculator |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (3 ratings) — better | — |
| Number of ratings | 3 — better | — |
| Update frequency | Weekly | — |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 13.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 38 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | Joseph Lee | Rajesh Yadav |
In-app purchases
Notation Master
- 10 Credits$0.99
- 25 Credits$1.99
Calculator
- Support development$6.991 Year
Questions
Is Notation Master free?
Is Calculator free?
Do Notation Master or Calculator have ads?
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