Calc.X vs UnifiedCalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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!
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 review sentiment: UnifiedCalc at 100% against Calc.X's 0%. UnifiedCalc also leads on rating (5.0 vs 3.7). Calc.X's advantage is ads (none vs shown) and update cadence (daily vs every 3 months). On price, in-app purchases, device support and iOS requirement 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.
UnifiedCalc holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews point the same way: 0% of Calc.X's written reviews are positive against 100% of UnifiedCalc's.
Calc.X ships an update daily, UnifiedCalc every 3 months. The most recent releases landed on October 24, 2026 and October 9, 2026 respectively.
| Parameter | Calc.X | UnifiedCalc |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (3 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 3 — better | 1 |
| Update frequency | Daily — better | Every 3 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.2 | 13.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | Kristopher Jackson | Yuntao Tech Ltd. |
Customer experience
Calc.X
UnifiedCalc
In-app purchases
Calc.X
No in-app purchases
UnifiedCalc
No in-app purchases









