Just A Calc vs Simple Calculator Multi
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Just A Calc
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This is Just A Calculator, nothing more, nothing less. The calculator will perform addition, subtraction, multiplication, division, percentage calculations, and find the square root. This will allow a maximum 38 digits to the left of the decimal and a maximum of 12 digits to the right of the decimal. This was developed primarily for the iPhone, however it will work on any iOS device.
Simple Calculator Multi
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This is a simple calculator that comes in handy when you want to do some quick calculations. It does not display ads and does not use unnecessary permissions. It supports multiple screens, so you can perform multiple calculations at the same time. You can change the look and feel with themes and customize it yourself. How to operate - Clear Button long press ... All clear - Backspace Button long press... Clear. - Screen long press - Copy or Paste - History long press... Copy or delete history. - Custom Theme long press... Delete or Rename.
Screenshots
Verdict
The clearest difference is update cadence: Simple Calculator Multi at every 6 months against Just A Calc's every 38 months. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Just A Calc ships an update every 38 months, Simple Calculator Multi every 6 months. The most recent releases landed on September 9, 2026 and September 14, 2026 respectively.
| Parameter | Just A Calc | Simple Calculator Multi |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 38 months | Every 6 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.0 — better | 13.4 |
| Further details — not scored | ||
| Size | 10 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | Tom Doherty | tadashi endo |
In-app purchases
Just A Calc
No in-app purchases
Simple Calculator Multi
No in-app purchases
Questions
Is Just A Calc free?
Is Simple Calculator Multi free?
Do Just A Calc or Simple Calculator Multi have ads?
Which is updated more often, Just A Calc or Simple Calculator Multi?
Other comparisons
