Calculation Pad vs UnifiedCalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
UnifiedCalc
A free calculator app designed for everyday tasks. It offers tools for health metrics, tips, discounts, sales tax, loans, savings, and fuel costs. The interface is simple and practical for quick calculations.
- Health Calculator (BMI, BMR)
- Tip Calculator with tax exclusion
- Discount Calculator
- Sales Tax Calculator
- Loan Calculator
- Savings Calculator
- Fuel Cost & Efficacy Calculator
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This calculator makes it easy for you to handle all the calculations you need for your daily life in a single application. A free calculator application with a simple interface and practical functions! List of currently supported calculators: 1. Health Calculator • You can measure body mass index (BMI) and basal metabolic rate (BMR). 2. Tip Calculator • If you enter the bill amount and tip percentage, the tip amount to be added will be automatically calculated. • There is a function that does not calculate taxes and tips. • You can calculate the amount per person by dividing the final amount by the number of people. 3. Discount Calculator • Enter the original price and discount rate to get the discounted price. 4. Sales Tax Calculator • Get the total price by entering the original price and tax rate. 5. Loan Calculator • You can calculate the total interest and total payment by entering the loan principal and interest rate. 6. Savings Calculator • If you enter the deposit amount, interest rate and term, after-tax interest and final savings balance will be calculated. 7. Fuel Cost & Efficacy Calculator • You can calculate the cost of fuel required to drive a car or travel. • Enter distance and fuel efficiency to get fuel costs. • Enter the amount of fuel used to obtain fuel efficiency. [ Disclaimer ] The Developer makes no guarantees as to the accuracy, reliability or suitability of any calculations or information provided by this application. No liability is accepted, directly or indirectly, for any losses that may arise from any calculation results or information.
Screenshots
Verdict
The clearest difference is in-app purchases: UnifiedCalc at none against Calculation Pad's 5. Calculation Pad's advantage is ads (none vs shown) and update cadence (fortnightly vs every 3 months). 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. Calculation Pad sells 5 one-off in-app purchases. UnifiedCalc asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Calculation Pad against 5.0 for UnifiedCalc. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
Calculation Pad ships an update fortnightly, UnifiedCalc every 3 months. The most recent releases landed on October 5, 2026 and October 9, 2026 respectively.
| Parameter | Calculation Pad | UnifiedCalc |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 1 | 1 |
| Update frequency | Fortnightly — better | Every 3 months |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 3 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | Yukio Tajima | Yuntao Tech Ltd. |
Customer experience
Calculation Pad
UnifiedCalc
In-app purchases
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
UnifiedCalc
No in-app purchases









