ACalc vs Calculator basic
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ACalc
A straightforward scientific calculator with large, easy-to-use buttons and a clear display. It handles basic arithmetic and advanced functions like trigonometry and exponentials, with memory storage capabilities.
- Basic arithmetic operations
- Trigonometric functions
- Hyperbolic functions
- Exponential functions
- Memory storage (STO/ALPHA)
- Large buttons and display
Read full descriptionHide full description
This is a super simple scientific calculator with large buttons. It supports addition, subtraction, multiplication and division. Trigonometric, hyperbolic and exponential functions can be used with the click of a button. Features: ◉ Retina display ◉ It supports adding, subtracting, multiplying and dividing ◉ Big buttons ◉ A large display ◉ The mathematical functions you need: sin, cos, log and exp. ◉ Very useful and easy to use In order to store a parameter value, press "STO" and one of the characters: A, B, C, ... To use a stored parameter, press "ALPHA" and one of the characters instead of entering av value. Download this calculator today!
Calculator basic
Personalize your calculation experience with customizable buttons, wallpapers, and themes. Adjust layouts for portrait and landscape modes on your devices for optimal viewing and ease of use.
- Customizable button positions and functions
- Set custom wallpapers and background colors
- Adjustable button shapes, sizes, and dimensions
- Multiple calculation methods and rounding modes
- Free adjustment of character and background colors
- History log with overwrite or add options
Read full descriptionHide full description
Calculator Basic can change the position and the function of the button and set the wallpaper background freely, not to mention the color and the shape. The screen layout will change automatically according to the portrait or landscape mode on your iPad and iPhone and the big buttons fitted to the size and mode of display are easy to view for the user. Let's create your own calculator suitable for your tastes by using abundant setting well. FEATURES : Calculation : - Two Calculation method: functional or sequential - Three rounding mode: rounding , up or cut - Number of digits after the decimal point: free , zero , one , two , three or four - Angle unit: degree or radian Appearance : - Color or Wallpaper: Set the wallpaper with a photograph or a camera, or select a background color - Number Format: Select a digit grouping and decimal point from among the 8 types including India format - Sound of buttons : Select the button sound from nine timbres or turn off Result: - Character color: Freely set color by the slider - Background color: Freely set color and opacity by the slider - Expression color: Freely set color or hide by the slider Button : - Shape: Square , Round Square , Circle , Diamond , Heart or Cogwheel - Size: Large , Medium or Small - Dimensions: Flat , Solid or Outline - Character color: Freely set color by the slider - Background color: Freely set color and opacity by the slider - Position: The position of buttons are freely changed - Function button : Three function buttons can be changed, thease button is include Grand total, Rand, Sine,1/x, Route, etc... History : - Equals: Over write last result or Add the result the history - Vertical (portrait) mode: Indication Left , Hidden or Indication Right - Horizontal (landscape) mode: Indication place Left or Right - character color: Freely set color by the slider - background color: Freely set color and opacity by the slider - Expression color: Freely set color or hide by the slider SUPPORTS : Non retina and Retina display on iPhone, iPad and iPod Touch. iPhone 4 to 8 Plus, iPhone SE and iPhone X, iPad 2 to iPad Pro and iPad mini to iPad mini 4 , iPod touch 3gen and later. iOS 8.0 and later. There is also a paid version without ads.
Screenshots
Verdict
The clearest difference is review sentiment: Calculator basic at 100% against ACalc's 20%. Calculator basic also leads on rating (5.0 vs 4.3) and in-app purchases (none vs 1). ACalc's advantage is ratings volume (82 vs 2). On price 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. ACalc sells 1 one-off in-app purchase. Calculator basic asks for nothing beyond the download.
Calculator basic holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: ACalc has 82 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 20% of ACalc's written reviews are positive against 100% of Calculator basic's.
ACalc ships an update every 6 months, Calculator basic every 3 months. The most recent releases landed on September 10, 2026 and June 2, 2026 respectively.
| Parameter | ACalc | Calculator basic |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (82 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 19.5% of reviews | 100.0% of reviews — better |
| Number of ratings | 82 — better | 2 |
| Update frequency | Every 6 months | Every 3 months — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 8.0 — better |
| Further details — not scored | ||
| Size | 10 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Netviking AB | Kenichi Yoshikawa |
Customer experience
ACalc
Calculator basic
In-app purchases
ACalc
- Ad Removal$0.99
Calculator basic
No in-app purchases









