Calculator HD++ vs Calculator%.
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calculator HD++
This application offers a high-precision calculation engine with a user-friendly interface. It allows for real-time result display as formulas are typed, supports multiple undo actions, and enables easy switching between workspaces. Users can also access persistent history, print calculations via AirPrint, and share history via email.
- High precision calculation engine
- Results displayed while typing
- Multiple undo functionality
- Workspace switching
- Persistent history
- AirPrint compatibility
- Email history sharing
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- It is simple, easy to use and well designed - High precision engine - Result is displayed while typing the formula - Multiple undo - Switch between workspaces ! - Persistent history - Specialized keypad for iPhone and iPad - Supports bluetooth keyboard - Right or left-handed mode - Print easily with AirPrint - Share history by e-mail - it is FREE !
Calculator%.
This app offers a straightforward calculator with a large display and oversized buttons for easy operation. It's designed for everyday tasks, enabling users to perform fundamental arithmetic like addition, subtraction, multiplication, and division with clarity and convenience.
- Big display and buttons
- Easy to use
- Basic calculations
- Clear display format
- Intuitive design
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Simple calculator with big display and button. Easy to use for daily work. Perform basic calculations such as addition, subtraction, multiplication, and division. Characteristics : - A clear display format and easy to read. - An intuitive and attractive design that facilitates calculations every day.
Screenshots
Verdict
Calculator HD++ and Calculator%. both sit at 4.4 stars, but that hides the real split: 82% of Calculator HD++'s written reviews are positive against 61% of Calculator%.'s. Calculator HD++ also leads on update cadence (monthly vs every 3 months) and iOS requirement (10.0 vs 12.1). Calculator%.'s advantage is ratings volume (4.2K vs 277). On price, rating, ads and in-app purchases 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.
On the App Store both sit at effectively the same score — 4.4 for Calculator HD++ against 4.4 for Calculator%.. That said, the two scores are not equally well evidenced: Calculator%. has 4.2K ratings behind it against 277, so its average is the more settled of the two. Written reviews are what separate them: 82% of Calculator HD++'s written reviews are positive against 61% of Calculator%.'s.
Calculator HD++ ships an update monthly, Calculator%. every 3 months. The most recent releases landed on September 25, 2026 and September 23, 2026 respectively.
| Parameter | Calculator HD++ | Calculator%. |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (277 ratings) | 4.4 (4.2K ratings) |
| Positive reviews | 81.6% of reviews — better | 61.2% of reviews |
| Number of ratings | 277 | 4.2K — better |
| Update frequency | Monthly — better | Every 3 months |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | Ad-supported | Ad-supported |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 12.1 |
| Further details — not scored | ||
| Size | 35 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | smalltech sarl | UniCom Technology |
Customer experience
Calculator HD++
Calculator%.
User reviews
Calculator HD++
From 277 App Store ratingsWhat we love
- 👍 Easy to use
- 💡 Detailed calculation history
- 🚀 Responsive and fast
- 👍 Helpful haptic feedback
- 👍 Intuitive interface
Room to improve
- 🐛 Settings have missing parameters
- 🐛 Previous calculations won't go away
- 💸 Annoying ads
- 🔍 Difficult to clear history
Calculator%.
From 4.2K App Store ratingsWhat we love
- 👍 Easy to use
- 🚀 Convenient for large numbers
- 💡 Helpful for solving problems
Room to improve
- 🐛 Occasional glitches and bugs
- 💸 Intrusive ads
- 🔍 Difficult to find settings/options
Bugs and requests
Calculator HD++
Reported bugs
2 issues- Crashes after recent update
- Incompatibility with Bluetooth keyboards
Requested features
3 requests- Option to remove ads
- Ability to switch to hexadecimal mode
- Larger buttons for easier use
Calculator%.
Reported bugs
3 issues- App crashes when adding certain numbers
- Buttons not responsive at times
- Incorrect calculations for some operations
Requested features
3 requests- History feature
- Customizable interface
- Improved accuracy for decimal calculations
In-app purchases
Calculator HD++
No in-app purchases
Calculator%.
No in-app purchases
Questions
Is Calculator HD++ free?
Is Calculator%. free?
Which has better reviews, Calculator HD++ or Calculator%.?
Do Calculator HD++ or Calculator%. have ads?
Which is updated more often, Calculator HD++ or Calculator%.?
Other comparisons
