Adam's Calc vs Calc.X
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Adam's Calc
A utility calculator that adds memory functionality to standard calculations. Designed to make your device's calculator more helpful by remembering previous results.
- Memory function for calculations
- Enhanced utility calculator
- Intuitive design
- Remembers previous results
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Adam's Calc is a utility calculator designed by rdConcepts. This design is intended to help make the standard calculator more useful by building some "memory" into the device. Inspiration -> Donald Norman.
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
The clearest difference is rating: Adam's Calc at 5.0 against Calc.X's 3.7. Calc.X's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, 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. Adam's Calc sells 1 one-off in-app purchase. Calc.X asks for nothing beyond the download.
Adam's Calc holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 2 and 3 respectively.
Adam's Calc ships an update every 4 months, Calc.X daily. The most recent releases landed on October 9, 2026 and October 24, 2026 respectively.
| Parameter | Adam's Calc | Calc.X |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | 3.7 (3 ratings) |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | 2 | 3 — better |
| Update frequency | Every 4 months | Daily — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 13.2 — better |
| Further details — not scored | ||
| Size | 5 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | RD Concepts | Kristopher Jackson |
Customer experience
Adam's Calc
Calc.X
In-app purchases
Adam's Calc
- Remove Advertising$2.99
Calc.X
No in-app purchases
