addition calc vs NoteCalcu
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
addition calc
This calculator app clearly displays inputs and sums on separate rows for easy understanding. Perform basic arithmetic operations with large, accessible buttons. Customize decimal places and rounding for precise calculations.
- Separate input and sum display
- Large buttons for easy input
- Supports four input operations
- Customizable decimal places
- Adjustable rounding settings
- Optional vibration feedback
Read full descriptionHide full description
The input (lower row) and the sum (upper row) are separated, so you can always understand the answer. How to use is simple, just enter the numbers and press the add button. Four input operations can be performed on the input (lower row), and the results can be added. You can set the total number of decimal places and rounding. You can also activate the vibrator when you touch the iPhone.
NoteCalcu
Read full descriptionHide full description
NoteCalcu is a note calculator for everyday math that needs context. Use it when a normal calculator is too easy to lose track of: shopping totals, quick budgets, trip costs, receipts, invoices, estimates, homework checks, and any calculation where the steps matter. Write calculations line by line - Keep expressions and results together - Review previous totals without starting over - Build a running total as your notes grow - Keep a readable worksheet for later - Work quickly with a clean, focused keyboard Designed for practical math - Shopping and receipt totals - Personal budgets and expense notes - Travel cost planning - Small business estimates - Study and homework calculations - Quick scratchpad math NoteCalcu keeps your numbers readable so you can understand what you calculated, not just the final answer.
Screenshots
Verdict
The clearest difference is update cadence: NoteCalcu at fortnightly against addition calc's monthly. addition calc's advantage is iOS requirement (9.3 vs 12.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
addition calc ships an update monthly, NoteCalcu fortnightly. The most recent releases landed on October 11, 2026 and October 7, 2026 respectively.
| Parameter | addition calc | NoteCalcu |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | โ |
| Update frequency | Monthly | Fortnightly โ better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | โ |
| Devices | iPhone, iPad, iPod โ better | iPhone, iPod |
| Requires iOS | 9.3 โ better | 12.0 |
| Further details โ not scored | ||
| Size | 13 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Shozo Obayashi | ็ฎไบญ ๅ |
In-app purchases
addition calc
No in-app purchases
NoteCalcu
No in-app purchases









