Adam's Calc vs Calculation Pad
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.
Calculation Pad
This calculator app keeps a history of your calculations, allowing you to easily reuse past results. It offers enhanced security features like fingerprint or password protection for sensitive data. Despite its advanced functionality, it remains free to use.
- Calculation history
- Reuse past calculations
- Add taxes
- Fingerprint/password/face protection
- Free to use
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Calculation Pad is a calculator. Of course it can keep your history, and add taxes to your calculation easily, and use your history for a new calculation. Even if you are a spy running a top secret project, you can easily protect your calculation result with your fingerprint or password or your face. However functional this calculator this is, it can't beat the price of your daily necessities. After all, it's just a calculator.
Screenshots
Verdict
The clearest difference is ads: Calculation Pad at none against Adam's Calc's shown. Calculation Pad also leads on update cadence (fortnightly vs every 4 months) and iOS requirement (13.0 vs 15.0). On price, rating, ratings volume 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. Adam's Calc sells 1 one-off in-app purchase and Calculation Pad sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for Adam's Calc against 5.0 for Calculation Pad. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
Adam's Calc ships an update every 4 months, Calculation Pad fortnightly. The most recent releases landed on October 9, 2026 and October 5, 2026 respectively.
| Parameter | Adam's Calc | Calculation Pad |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) | 5.0 (1 ratings) |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 4 months | Fortnightly — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 5 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | RD Concepts | Yukio Tajima |
Customer experience
Adam's Calc
Calculation Pad
In-app purchases
Adam's Calc
- Remove Advertising$2.99
Calculation Pad
- Developer Support$0.99
- Small tip$0.99
- Medium tip$3.99
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- Developer Support$6.99
- Large tip$6.99
Questions
Is Adam's Calc free?
Is Calculation Pad free?
Which has better reviews, Adam's Calc or Calculation Pad?
Do Adam's Calc or Calculation Pad have ads?
Which is updated more often, Adam's Calc or Calculation Pad?
Other comparisons
