Calculisy vs Calculator ⁺⁻
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calculisy
A free, ad-free calculator designed for ease of use on iPhone, iPad, and Mac. Features large keys suitable for all ages and multitasking compatibility for iPad users.
- Universal calculator
- Free and ad-free
- Large keys for easy use
- Multitasking compatible (iPadOS)
- macOS Big Sur and newer compatible
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A universal, free, ad-free, easy-to-use calculator for your iPhone and iPad. With its large keys it's easy to use and suitable for children and seniors. Multitasking compatible you can use it alongside another app on iPadOS. Also compatible with macOS Big Sur and newer Macs with M1 & M2 chip.
Calculator ⁺⁻
This app offers both basic and scientific calculation functions for iPhone and iPad. Users can customize its appearance, view calculation history, and perform complex equations with high accuracy. It also provides real-time calculation display and adjustable touch feedback.
- Basic and scientific calculator modes
- Over 30 scientific operations
- Calculation history view
- Real-time calculation display
- Customizable color themes
- Adjustable button touch sound/vibration
- High accuracy calculations (75+ significant digits)
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Calculator for iPad and iPhone is an easy to use that includes both a standard and scientific calculator. Calculator app allows you to: • Customize the look of the application by changing the color • Choose between a basic calculator or scientific calculator with more than 30 scientific operations • View history of your calculations on the History Tab • View an equation of your current calculations • Calculate with accuracy to more than 75 significant digits • Use parenthesis and nested parenthesis in your calculations • Change button touch sound with vibration • Displays real time calculation
Screenshots
Verdict
The clearest difference is in-app purchases: Calculator ⁺⁻ at none against Calculisy's 3. Calculisy's advantage is ads (none vs shown) and review sentiment (84% vs 50%). On price, rating, ratings volume 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. Calculisy sells 3 one-off in-app purchases. Calculator ⁺⁻ asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.8 for Calculisy against 4.7 for Calculator ⁺⁻. Both are backed by a comparable volume of ratings — 61 and 42 respectively. Written reviews are what separate them: 84% of Calculisy's written reviews are positive against 50% of Calculator ⁺⁻'s.
Calculisy ships an update every 2 weeks, Calculator ⁺⁻ every 15 months. Both last shipped on October 24, 2026.
| Parameter | Calculisy | Calculator ⁺⁻ |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (61 ratings) — better | 4.7 (42 ratings) |
| Positive reviews | 84.1% of reviews — better | 50.0% of reviews |
| Number of ratings | 61 — better | 42 |
| Update frequency | Every 2 weeks — better | Every 15 months |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad, iPod |
| Requires iOS | 14.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 1 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | ICI Solutions | Matrix Software Co. |
Customer experience
Calculisy
Calculator ⁺⁻
Bugs and requests
Calculisy
Reported bugs
3 issues- Enter key on number pad doesn't work
- Freezes or crashes at times
- Issues with percent calculations
Requested features
4 requests- Add a backspace/delete function
- Include a calculation history or tape
- Allow resizing and customization
- Make the Enter key on number pad work
Calculator ⁺⁻
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Calculisy
- Small Tip$0.99
- Medium Tip$1.99
- Big Tip$3.99
Calculator ⁺⁻
No in-app purchases
Questions
Is Calculisy free?
Is Calculator ⁺⁻ free?
Which has better reviews, Calculisy or Calculator ⁺⁻?
Do Calculisy or Calculator ⁺⁻ have ads?
Which is updated more often, Calculisy or Calculator ⁺⁻?
Other comparisons
