Simple Calculator vs iCalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Simple Calculator
This utility app offers a straightforward calculator experience with a familiar interface. It includes features like calculation history, formula display, and clipboard support for easy copying and pasting. It also handles percentage calculations and decimal separators.
- Familiar operation system
- Calculation history
- Calculation formula display
- Copy and paste functionality
- Percentage calculations
- Supports period or comma decimal separators
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iCalc is a simple and easy-to-use calculator that uses a familiar operation system. It can be calculated by the same operation as real calculators. (Compliant with calculator of company C) It also has functions unique to the calculator app, such as displaying calculation history and calculation formulas. There is ⓘ button to display the information page that describes instructions. Thank you for using iCalc. (Instructions) The operation for Arithmetic Calculations, Root Calculations, Constant Calculation and Independent Memory Calculation are the same as real general calculators. (Compliant with calculator of company C) The original operations and functions are as follows. - After calculation with the [=] key, the result is displayed on the main display and a white frame is added. - If you tap an operator key instead of [=] key to calculate, the operator turns white, indicating that you are preparing for the next calculation. - The calculation formula is displayed below the main display. - Flipping the main display while inputting, the minimum digit of the displayed input value will be erased one by one. - Flipping the MR display for independent memory to erase the value in independent memory. - Call the calculation history with [< Prev] key. Repeat tapping to call older history. If you called a calculation history that was too old, you can use [Next >] key to return to newer history. - Tapping [C] key to erase the entered value. And [C] key changes to [AC] key. - Tapping [MR] key to enter the value of the independent memory. And [MR] key changes to [MC] key. - [Copy] and [Paste] keys for clipboard. - Percent Calculations What is 25% of 100? [1] [00] [×] [2] [5] [%] → 50 25% of what number is 100? [1] [00] [÷] [2] [5] [%] → 400 What is 100 increased by 25%? [1] [00] [+] [2] [5] [%] → 125 What is 100 decreased by 25%? [1] [00] [−] [2] [5] [%] → 75 - Can be used in environments where either a period or a comma is used as the decimal separator. (Others) - The calculation range is −999,999,999,999 ~ 999,999,999,999. - The maximum number of digits is 12. - The developer assumes no responsibility for any loss or claims by third parties which may arise from the use of this app.
iCalc
This versatile calculator supports over 70 languages and offers advanced features like real-time multi-line input, historical ledgers, and easy copying of calculations. It's designed for everyday users, financial professionals, and students needing efficient calculation tools.
- Real-time multi-line input
- Historical ledger function
- Copy and paste calculations
- Supports over 70 languages
- Adjustable keyboard size
- Bright and dark themes
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This app supports more than 70 languages. This APP is mainly used for ordinary people, financial personnel, students, and staff who need simple operations. The historical ledger function of this app is very helpful to those who like to account. Can be displayed in real time and multi -line input calculation, and the number and results can be changed at any position. For example, which high unit price is high. You can also copy the calculation results or paste the calculation data between different applications. For example, I wrote a formula in WeChat: 2 multiplied by 3, or 2* 3 and other copies, and changed more. You can also copy the formula, result, separate/overall copy, and paste it into WeChat. Let friends know the calculation process. The huge keys can easily get rid of the confusion of the big finger. Extremely simple and practical calculators can be suitable for simple calculations of all crowds. You can easily get started without spending any learning costs. [Automatic Subscription Service Description] 1. Subscription Service: a) iCalc VIP (1 month) b) iCalc VIP (12 months) 2. Subscription Price: a) iCalc VIP (1 month): USD$0.99/Month b) iCalc VIP (12 months): USD$9.99/Year 3. Payment: After the user confirms the purchase and payment, it will be credited to the iTunes account 4. Automatic Renewal: Apple iTunes account will be deducted within 24 hours before expiration. After the deduction is successful, the subscription period will be extended by one subscription period 5. Turn off the service: You can go to ""Settings"" on your iPhone -> enter """"iTunes Store and App Store"""" -> click ""Apple ID"", select ""View Apple ID"", enter the ""Account Settings"" page, click ""Subscription"", manage the automatic subscription service, and if you need to cancel, you can turn it off 24 hours before the end of each billing cycle. No more deductions will be made within 24 hours before expiration 6. Service Agreement: a) Privacy Agreement: https://zxskigg.github.io/privacy/en_US/main.html b) User Agreement: https://zxskigg.github.io/privacy/en_US/user-agreement.html The following is the specific function: 1. Show the input process in real time and save the calculation process as a historical record, and manage it (can be cleared). 2. Support multi -line input and modification at the same time to facilitate comparison. For example, which of the unit price of 2 portfolio products is high, 3. Can increase and delete. Including the backbone key, you can delete the error input. 4. Seek harmony and average and median value for all results. 5. Hidden and displayed keyboards 6. Eliminate and reduce text by setting or gesture 7. Overall copy and overall paste 8. Paste the native copy, you can copy and paste each other between different apps 9. Re -start the APP history records are not lost. 10. Keyboard sound, Chinese voice and vibration feel. 11. Bright and dark theme 12. Show/hide thousands of separators 14. The operation steps can return to the previous step and advance to the next step. 15. The text can be inserted together with numbers, such as: Apple 30.5 + banana 20.6 = 51.1 16. Save the current data at any time, you can check the saved information on the historical page, and you can add the collection for important information. 17. Fully support PAD, and the keyboard is switched left and right. 18. Save the content screenshot to the album. 19. Mortgage Information. .... more I wish you a happy use!
Screenshots
Verdict
The clearest difference is review sentiment: iCalc at 100% against Simple Calculator's 22%. iCalc also leads on update cadence (every 6 days vs monthly) and iOS requirement (12.0 vs 15.0). Simple Calculator's advantage is in-app purchases (none vs 3) and rating (4.9 vs 4.6). On price, ratings volume, ads 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. iCalc sells 3 in-app purchases, starting at $0.99 per month. Simple Calculator asks for nothing beyond the download.
Simple Calculator holds the better App Store score, 4.9 against 4.6. Both are backed by a comparable volume of ratings — 28 and 38 respectively. Written reviews complicate that: 22% of Simple Calculator's written reviews are positive against 100% of iCalc's, so the app with the better star average is not the one people write more warmly about.
Simple Calculator ships an update monthly, iCalc every 6 days. The most recent releases landed on September 12, 2026 and September 22, 2026 respectively.
| Parameter | Simple Calculator | iCalc |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (28 ratings) — better | 4.6 (38 ratings) |
| Positive reviews | 22.2% of reviews | 100.0% of reviews — better |
| Number of ratings | 28 | 38 — better |
| Update frequency | Monthly | Every 6 days — better |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 8 MB | 53 MB |
| Age rating | 4+ | 4+ |
| Developer | Takao Ichimura | 小生 张 |
Customer experience
Simple Calculator
iCalc
In-app purchases
Simple Calculator
No in-app purchases
iCalc
- iCalc VIP (1 month)$0.991 Month
- iCalc VIP (12 months)$9.991 Year
- Lifetime Ownership$59.99









