iCalc Math vs BookMoves
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iCalc Math
This app offers a versatile calculator with seven distinct modes for various needs, from basic arithmetic and scientific calculations to programming, statistics, unit conversion, matrix operations, and graphing. It supports advanced functions and system conversions.
- Multiple calculation modes (Calculator, Programmer, Statistics, IP Subnet, Unit Converter, Matrix, Grapher)
- Advanced scientific and trigonometric functions
- Number system conversions (DEC, BIN, HEX, OCT)
- Unit conversion for various measurements
- Matrix operations
- Function graphing
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iCalc Math, the powerful calculator for home, school and office includes 7 different modes of operation: > Calculator: Memory, power, square root, logarithmic, factorial and other functions like floor(), ceil() and random(). *** Includes more than 30 trigonometric functions. *** Touch the "sci" button to perform advanced calculations. > Programmer: Make conversions from/to DEC,BIN,HEX,OCT systems and many more masking operations. > Statistics: Calculate median, stddev, etc, as well as create random numbers. > IP Subnet: Calculate subnets from a giving IP address. > Unit Converter: Convert values between units, such as length, area, volume, mass, time and many more. > Matrix: Perform matrix calculations such as detA, invA, AxB, etc. > Grapher: Type in your function and it automatically gets plotted.
BookMoves
Master chess openings with a unique blend of theory, computer science, and spaced repetition. Memorize hundreds of variants for both sides and transition from rote learning to intuitive application. Overcome the forgetting curve with an innovative technique for lasting mastery.
- Chess opening theory
- Spaced repetition learning
- Hundreds of chess variants
- Statistical probabilities
- Integrated scoring system
- Algorithmic improvement
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Embark on a transformative chess journey with our groundbreaking app, seamlessly blending Opening Theory, Computer Science, and Space Repetition. Easily memorize hundreds of chess variants for both white and black, transitioning from rote memorization to intuitive application of knowledge. Overcome the Forgetting Curve using our innovative Space Repetition technique, converting short-term storage into lasting mastery. Access a comprehensive database of 1 million+ opening variants, each accompanied by statistical probabilities. Our integrated scoring system considers game statistics and parameters for effective play, constantly evolving to provide you with the strongest advantage at your current skill level. Experience the power of continuous algorithmic improvement, ensuring you stay ahead in every game. Optimized for mobile, our app lets you practice openings anytime, anywhere, enhancing your skills on the move. Unleash your chess potential by consistently training with new openings, conveniently accessible through your mobile browser. Elevate your game, break free from stagnation, and become the chess pro you aspire to be. Start your journey to mastery today!
Screenshots
Verdict
The clearest difference is rating: BookMoves at 4.5 against iCalc Math's 1.0. BookMoves also leads on in-app purchases (none vs 1) and update cadence (every 3 weeks vs every 12 months). iCalc Math's advantage is iOS requirement (7.0 vs 13.0). On price, ads, monetization model 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. iCalc Math sells 1 one-off in-app purchase. BookMoves asks for nothing beyond the download.
BookMoves holds the better App Store score, 4.5 against 1.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively.
iCalc Math ships an update every 12 months, BookMoves every 3 weeks. The most recent releases landed on June 25, 2026 and October 1, 2026 respectively.
| Parameter | iCalc Math | BookMoves |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 4.5 (4 ratings) — better |
| Positive reviews | — | 50.0% of reviews |
| Number of ratings | 1 | 4 — better |
| Update frequency | Every 12 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 7.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 8 MB | 70 MB |
| Age rating | 4+ | 4+ |
| Developer | Dae-Hyeon Kim | Regulus Team s.r.o. |
Customer experience
iCalc Math
BookMoves
In-app purchases
iCalc Math
- iCalc Math Pro$0.99
BookMoves
No in-app purchases
Questions
Is iCalc Math free?
Is BookMoves free?
Which has better reviews, iCalc Math or BookMoves?
Do iCalc Math or BookMoves have ads?
Which is updated more often, iCalc Math or BookMoves?
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