Calculator83 vs Calc.X
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calculator83
A minimalist calculator app focused on simplicity and a clean workflow. It offers both basic and scientific modes, allowing users to perform calculations without complex settings. Get started quickly with this straightforward tool.
- Minimalist design
- Clean workflow
- Basic mode
- Scientific mode
- Easy to use
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Calculator83 is a minimalist calculator designed with simplicity to the core and an emphasis on a clean workflow. Be up and running in seconds! Featuring two modes of operation, basic and scientific. The goal of this app is to allow users to have a powerful calculator without the fuss of learning all the settings of a powerful calculator.
Calc.X
A straightforward calculator designed for basic arithmetic tasks. It offers a clean interface for solving everyday calculations without complex features. Ideal for quick computations.
- Basic arithmetic operations
- Clean user interface
- Easy to use
- Quick calculations
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A simple calculator for simple problems!
Screenshots
Verdict
Calculator83 and Calc.X both sit at 5.0 stars, but that hides the real split: 63% of Calculator83's written reviews are positive against 0% of Calc.X's. Calc.X's advantage is update cadence (daily vs every 20 months) and iOS requirement (13.2 vs 15.0). 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. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for Calculator83 against 5.0 for Calc.X. Both are backed by a comparable volume of ratings — 4 and 2 respectively. Written reviews are what separate them: 63% of Calculator83's written reviews are positive against 0% of Calc.X's.
Calculator83 ships an update every 20 months, Calc.X daily. The most recent releases landed on October 14, 2026 and October 10, 2026 respectively.
| Parameter | Calculator83 | Calc.X |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (4 ratings) | 5.0 (2 ratings) |
| Positive reviews | 62.5% of reviews — better | 0.0% of reviews |
| Number of ratings | 4 — better | 2 |
| Update frequency | Every 20 months | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 13.2 — better |
| Further details — not scored | ||
| Size | 10 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Lyker Labs LLC | Kristopher Jackson |
Customer experience
Calculator83
Calc.X
In-app purchases
Calculator83
No in-app purchases
Calc.X
No in-app purchases
