Calculator PanecalST vs Simple Calculator.
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calculator PanecalST
This calculator allows you to view and edit complex formulas with ease. It prevents errors by letting you check entries as you type and reuse past calculations by modifying values. Navigate and edit expressions quickly with a cursor and intuitive controls.
- Edit formulas as you type
- Reuse past calculations
- Navigate and edit with cursor
- Cut, copy, and paste expressions
- Time and tax calculations
- History of expressions and answers
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This is calculator app that allows you to display and modify formulas. It allows you to enter formulas while checking them, which prevents you from typing incorrectly or making calculation errors. It is also possible to reuse past formulas to change only certain values to calculate them. The cursor indicates on the display, and you can tap or press the arrow keys to quickly navigate to where you want to edit. It has a powerful, flexible and intuitive user interface with support for swiping to scroll through formulas and long-tap to copy and paste. [ Features ] - Easy operation for editing formulas - Re-calculation by using history - Four arithmetic operations, root, percentages, time, tax and parentheses calculations - Memory, M+, M-, MR, MC - Scroll up/down lines - Cut, copy and paste - Expressions history and answer history - Grouping separator and decimal point - Various settings (Long tap MENU key) [ What do you use "Calculator" for ] - General calculator - Tax and VAT - Sales, profit and cost - Split a payments at restaurant - Long formulas calculation - Formula include parenthesis - Elapsed time, time addition and subtraction, production time, costing from time [ Four arithmetic operations ] 1 + 2 - 3 × 4 ÷ 5 = 0.6 [ Time calculation ] 16:15 - 12:45 = 3:30:00 1.5 × (16:15 - 12:45) = 5:15:00 Press [H:M:S] key for changing value after calculation. =5.25 [ Root calculation (Long press)] √( 2 × 2) = 2 [ Percentage calculation ] 500 + 20% = 600 500 - 20% = 400 500 × 20% = 100 100 ÷ 500% = 20 [ Tax calculation ] 500 Tax+ = 525 525 Tax- = 500 [ Parenthesis calculation ] ( 1 + 2 ) × ( 3 + 4 ) = 21 ( 1 + 2 ) ( 3 + 4 ) ( 5 + 6 ) = 231 [ Grouping separator and decimal point ] 123,456,789.1 + 0.02 = 123,456,789.12 123.456.789,1 + 0,02 = 123.456.789,12 (Depends on setting) [ Display ] Calculator indicates long expressions on the display. If you may mistake to input expressions, you can correct this expressions easily and quickly using by back space key, arrow keys and C(clear) key. [ Re-play and history functions ] Calculator has "Re-play function". It indicates expressions that you inputted in the recently using by △(re-play)key. If you long-press re-play key, expressions history table is available. [ Last answer and history functions ] Last answer is that indicates the last calculation result by using Ans key. If you long-press Ans key, a last answer history table is available. [ Percent calculator ] If you would like to calculate “20% more $50”, you can input 50+20% and get a result. [ Tax calculator ] This calculator can store tax rate in the setting. And you can get price including / excluding tax easily and quickly using by Tax+/Tax- keys. [ Disclaimer ] Please note in advance that Appsys is not responsible for any damage or lost profits caused by the use of this software, or any claims from third parties.
Simple Calculator.
A straightforward calculator designed for speed and accuracy, mimicking classic pocket calculators. It offers real-world logic, business-focused calculations like cost, sell, and margin, and a clean interface for effortless use.
- Real-world logic, no forced order of operations
- Running total display
- Cost, sell, margin calculations
- Add/subtract percentages in one step
- Clean, intuitive interface with large buttons
- Minimal, non-intrusive ads
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This is the calculator that gets it right—built for professionals, retailers, and anyone who needs fast, accurate math without the complexity. • Work smarter with real-world logic No forced order of operations—just like a classic pocket calculator with a running total. • Perfect for business use Easily handle cost, sell, and margin calculations. Add or subtract percentages in one step. • Clean, intuitive interface Large, labeled buttons and a crisp display make every calculation effortless. • Reliable and distraction-free Minimal ads, never intrusive—so you can stay focused, even in front of clients. Inspired by the Casio calculators you know and trust—modernized for your iPhone/ iPad. Download now and make everyday math faster, clearer, and smarter.
Screenshots
Verdict
The clearest difference is ratings volume: Simple Calculator. at 1.6K against Calculator PanecalST's 98. Calculator PanecalST's advantage is rating (4.8 vs 4.6) and iOS requirement (12.0 vs 15.6). On price, review sentiment, update cadence and ads 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.
Calculator PanecalST holds the better App Store score, 4.8 against 4.6. That said, the two scores are not equally well evidenced: Simple Calculator. has 1.6K ratings behind it against 98, so its average is the more settled of the two. Written reviews point the same way: 67% of Calculator PanecalST's written reviews are positive against 65% of Simple Calculator.'s.
Both ship on a similar rhythm, roughly every 3 months. Both last shipped on November 11, 2026.
| Parameter | Calculator PanecalST | Simple Calculator. |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (98 ratings) — better | 4.6 (1.6K ratings) |
| Positive reviews | 66.7% of reviews — better | 65.1% of reviews |
| Number of ratings | 98 | 1.6K — better |
| Update frequency | Every 3 months | Every 3 months |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | Ad-supported | Ad-supported |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 33 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Noriyasu Kutsuzawa | tasser gyati |
Customer experience
Calculator PanecalST
Simple Calculator.
Bugs and requests
Calculator PanecalST
Not enough reviews yet to summarise bugs or requests.
Simple Calculator.
Reported bugs
2 issues- Incorrect calculation results in some cases
- Ads appearing during critical usage scenarios
Requested features
3 requests- Add a dedicated 'C' clear button
- Provide more customization options for key layout
- Implement a history/memory function
In-app purchases
Calculator PanecalST
No in-app purchases
Simple Calculator.
No in-app purchases
Questions
Is Calculator PanecalST free?
Is Simple Calculator. free?
Which has better reviews, Calculator PanecalST or Simple Calculator.?
Do Calculator PanecalST or Simple Calculator. have ads?
Which is updated more often, Calculator PanecalST or Simple Calculator.?
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