Calculator vs Calculator⁻
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calculator
This ad-free utility offers a clean and intuitive interface for performing calculations. It includes essential features like a backspace button and support for parentheses, making complex equations manageable. Enjoy a streamlined calculation experience without interruptions.
- Ad-free experience
- Backspace button
- Parentheses support
- Priority rules
- Easy to use interface
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Ad-free calculator. It includes a backspace button and parentheses. Key Features: Ad-free App Backspace Button Priority Rules Easy To Use
Calculator⁻
A straightforward calculator app designed for simplicity, offering basic arithmetic operations and percentage calculations. It allows users to record and recall past results, customize colors, and enable touch sounds for a personalized experience.
- Basic arithmetic operations
- Percentage calculations
- Record and recall results
- Customizable colors
- Touch sound option
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It is a simple and easy calculator. It is a simple calculator with no complex functions at all. Features: Addition, subtraction, multiplication, division, percent operation Recording and recalling calculation results The numbers, operators, parentheses, results Custom colors Use touch sound Very useful for school children
Screenshots
Verdict
The clearest difference is review sentiment: Calculator at 93% against Calculator⁻'s 52%. Calculator also leads on ads (none vs shown) and rating (4.8 vs 4.4). Calculator⁻'s advantage is ratings volume (3.6K vs 870). On price, update cadence, 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. Neither carries in-app purchases, so what you see is what you pay.
Calculator holds the better App Store score, 4.8 against 4.4. Both are backed by a comparable volume of ratings — 870 and 3.6K respectively. Written reviews point the same way: 93% of Calculator's written reviews are positive against 52% of Calculator⁻'s.
Calculator ships an update monthly, Calculator⁻ every 2 months. Both last shipped on October 24, 2026.
| Parameter | Calculator | Calculator⁻ |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (870 ratings) — better | 4.4 (3.6K ratings) |
| Positive reviews | 93.0% of reviews — better | 52.0% of reviews |
| Number of ratings | 870 | 3.6K — better |
| Update frequency | Monthly — better | Every 2 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 1 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Studio Nano Ship, Inc. | UniCom Technology |
Customer experience
Calculator
Calculator⁻
User reviews
Calculator
From 870 App Store ratingsWhat we love
- 👍 No advertisements or in-app purchases
- 👍 Simple and intuitive user interface
- 👍 Easy to read and clear display
- 👍 Backspace/delete key functionality
- 👍 Calculation history/storage feature
Room to improve
- 📱 Does not support landscape/rotation mode on iPad
- 🎨 Obnoxious color scheme (pink and green)
- ❌ Missing scientific calculator features
- ❌ Limited advanced functionality
- 🐛 App crashes on startup (occasional)
Calculator⁻
From 3.6K App Store ratingsWhat we love
- 👍 Easy to use
- 🚀 Efficient calculations
- 💡 Retro design
- 👍 Simple and straightforward
Room to improve
- 🐛 Decimal point issues
- 🐛 Incorrect calculations
- 🐛 Broken buttons
- 🔍 Confusing button layout
Bugs and requests
Calculator
Reported bugs
2 issues- App abruptly closes on startup (reported twice by one user)
- Does not auto-rotate on iPad Pro
Requested features
6 requests- iPad landscape/rotation mode support
- Scientific calculator functions
- Exponent/power calculation option
- Running total display
- Button press sound effects
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- More customizable color schemes
Calculator⁻
Reported bugs
3 issues- Decimal point problem: .5 becomes 5
- Button that should be 7 shows as 9 and gives 9 when used
- Percentage button does not work correctly
Requested features
3 requests- Backspace button
- Percentage button that works properly
- Arrange buttons in standard calculator layout
In-app purchases
Calculator
No in-app purchases
Calculator⁻
No in-app purchases
Questions
Is Calculator free?
Is Calculator⁻ free?
Which has better reviews, Calculator or Calculator⁻?
Do Calculator or Calculator⁻ have ads?
Which is updated more often, Calculator or Calculator⁻?
Other comparisons
