Calculator vs OmniCounter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calculator
This universal calculator offers traditional functions plus advanced features like equation solving, geometric calculations, and derivative work. Its smart scanner can read math from text, making it ideal for students and daily use.
- Equation solving
- Geometric calculations
- Derivative calculations
- Smart scanner for text input
- Traditional calculator functions
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Andulator is a universal calculator designed for college and school students, as well as anyone who needs a reliable calculator in daily life. It provides all the traditional functionalities and much more: • Solve equations easily • Perform geometric calculations • Work with derivatives • Use the built-in smart scanner to instantly read numbers and operation symbols from handwritten or printed text Andulator combines powerful features with simplicity, making it the perfect tool for both learning and everyday use.
OmniCounter
This app is a comprehensive calculator with support for basic, scientific, and advanced mathematical functions. It features a customizable keyboard, multiple input bases, and expression beautification. Enjoy a powerful, ad-free calculation experience.
- Supports over a dozen computing categories
- Customizable keyboard with auto-completion
- Multiple input bases (binary, octal, decimal, hex)
- Beautified input expressions
- Optional historical features
- Copy inputs and outputs
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It's a Fully Functional Calculator that supports basic, scientific, trigonometry, algebra, calculus, combinatorics, datetime, economics, geometry, matrix, vector, number theory, statistics, and so on. · This App is permanently ad-free. · This App uses a powerful computing engine to support up to a dozen categories of computing, including basic, scientific, trigonometry, algebra, calculus, combinatorics, datetime, economics, geometry, matrix, vector, number theory, statistics, and more. · This app provides a customized keyboard that supports automatic completion and parameter prompts. In addition, the app also supports the system to include input from other third-party keyboards. · This app supports binary, octal, decimal, binary, and hex inputs and outputs. · This app beautifies the input expressions in different colors and spaces. · This app offers optional historical features (on by default). · This app supports the copying of inputs and outputs. · This app provides a number of configurable parameters. · This app was ingeniously built all by myself.
Screenshots
Verdict
The clearest difference is in-app purchases: Calculator at none against OmniCounter's 10. Calculator also leads on update cadence (every 8 days vs every 4 months). OmniCounter's advantage is iOS requirement (13.0 vs 17.0). On price, rating, ratings volume and ads 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. OmniCounter sells 10 one-off in-app purchases. Calculator asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Calculator against 5.0 for OmniCounter. Both are backed by a comparable volume of ratings — 2 and 4 respectively.
Calculator ships an update every 8 days, OmniCounter every 4 months. The most recent releases landed on October 15, 2026 and October 24, 2026 respectively.
| Parameter | Calculator | OmniCounter |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) | 5.0 (4 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 2 | 4 — better |
| Update frequency | Every 8 days — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 6 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | Bytesly Technologies, LLC | 留传 于 |
Customer experience
Calculator
OmniCounter
In-app purchases
Calculator
No in-app purchases
OmniCounter
- Datetime$0.99
- Calculus$2.99
- Combinatorics$2.99
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- Economics$2.99
- Geometry$2.99
- Matrix & Vector$2.99
- SpecialFunction$2.99
- NumberTheory$2.99
- Statistics$2.99
- Trigonometry$2.99









