Numboard vs Math keyboard
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Numboard
This keyboard app provides over 110 math and science symbols, along with real-time expression evaluation. It functions as a keyboard extension, allowing you to use its advanced features in any application for homework or complex calculations.
- 110+ math and science symbols
- Real-time expression evaluation
- Keyboard extension for any app
- Advanced autocomplete for math
- Intuitive typing and design
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Numboard is the all-in-one keyboard for math and science. More than 110 math symbols, plus advanced autocomplete for math expressions. Your expressions will be evaluated as you type! You can use Numboard in ANY app, just like your default keyboard. Numboard features: + More than 110 specific symbols, including subscripts, superscripts, and more. + Your expressions will be evaluated in real-time when possible! This includes expressions with powers, variables, roots, and more. + Perfect for students: use your iOS device to do your homework! Everything you need is now in one single keyboard. + Quick typing process with intuitive behavior and great design. + Use Numboard in any app, just like your default keyboard. It can be installed as a keyboard extension. Numboard was created in 2015 by a student. Today, our customers include students, teachers, and even schools from all around the world. We listen to our users' feedback and constantly improve the app.
Math keyboard
Perform calculations directly from your keyboard without switching apps. This smart helper allows quick math while chatting, taking notes, or entering data. It features calculator memory to save and reuse values, enhancing productivity.
- Built-in calculator keyboard
- Calculator memory function
- No app switching required
- Supports basic and advanced operations
- Minimalist design for productivity
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A Custom Keyboard with a Built-In Calculator — Do the Math Without Switching Apps This smart calculator app is built into your keyboard, so you can perform quick calculations while typing in any app. Whether you're chatting, taking notes, or entering data, this math helper is always ready. Designed as a lightweight, efficient custom keyboard, it functions as a full math keyboard, now with calculator memory to store and reuse values easily. Key Features: - Built-in calculator available directly from the keyboard - Calculator memory for saving and recalling results - No app switching — works in Messages, WhatsApp, Telegram, and more - Supports basic and advanced operations - Clean, minimal design focused on productivity - Perfect for quick math, planning expenses, or typing smarter. Download now and keep your numbers at your fingertips.
Screenshots
Verdict
The clearest difference is price: Numboard at Free against Math keyboard's $0.99. Numboard also leads on ratings volume (23 vs 4) and iOS requirement (11.0 vs 16.0). Math keyboard's advantage is rating (5.0 vs 2.1) and review sentiment (67% vs 27%). 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
Numboard is free to download; Math keyboard costs $0.99 up front. Numboard sells 1 one-off in-app purchase. Math keyboard asks for nothing beyond the download.
Math keyboard holds the better App Store score, 5.0 against 2.1. That said, the two scores are not equally well evidenced: Numboard has 23 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 27% of Numboard's written reviews are positive against 67% of Math keyboard's.
Numboard ships an update every 3 weeks, Math keyboard monthly. Both last shipped on October 24, 2026.
| Parameter | Numboard | Math keyboard |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 2.1 (23 ratings) | 5.0 (4 ratings) — better |
| Positive reviews | 26.8% of reviews | 66.7% of reviews — better |
| Number of ratings | 23 — better | 4 |
| Update frequency | Every 3 weeks — better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases — better | Paid |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 11.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 16 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Zetegy LLC | Nikolai Rodionov |
Customer experience
Numboard
Math keyboard
In-app purchases
Numboard
- Numboard Pro$0.99
Math keyboard
No in-app purchases









