# CaIculator vs Multi

The clearest difference is rating: CaIculator at 4.9 against Multi's 4.1. CaIculator also leads on review sentiment (100% vs 75%). Multi's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, ratings volume, device support and iOS requirement there is nothing between them.

Both are free to download. CaIculator sells 1 one-off in-app purchase. Multi asks for nothing beyond the download.

CaIculator holds the better App Store score, 4.9 against 4.1. Both are backed by a comparable volume of ratings — 22 and 14 respectively. Written reviews point the same way: 100% of CaIculator's written reviews are positive against 75% of Multi's.

CaIculator ships an update every 5 months, Multi every 3 weeks. The most recent releases landed on September 20, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | CaIculator | Multi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (22 ratings)](https://appshunter.io/ios/app/caiculator/id6447991457/reviews)** | [4.1 (14 ratings)](https://appshunter.io/ios/app/multi-tab-calc-a-simple-app/id6451455008/reviews) |
| Number of ratings | **22** | 14 |
| Positive reviews | **100.0% of reviews** | 75.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 61 MB | 26 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Edison Largo](https://appshunter.io/developer/978541799) | [Naoyuki Rikiji](https://appshunter.io/developer/1465757389) |

## What reviewers say

### CaIculator

[App page](https://appshunter.io/ios/app/caiculator/id6447991457)

A simple and intuitive calculator app designed for ease of use. It offers features like a backspace key, decimal point/comma support, calculation history, and customizable themes. Regular updates ensure continuous improvement.

**Highlights:** Intuitive interface with large buttons, Backspace key for corrections, Decimal point or comma support, Calculation history display, Two customizable themes, Regular updates with new features

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $3.99 | one-time |


### Multi

[App page](https://appshunter.io/ios/app/multi-tab-calc-a-simple-app/id6451455008)

Perform multiple calculations simultaneously in a single application. Seamlessly switch between different tabs for various operations. Designed for ease of use with a clean interface, it handles everything from simple math to totaling shopping lists.

**Highlights:** Multiple calculator tabs, Seamless tab switching, Optimized for casual use, Clean and simple design, Everyday calculation support

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CaIculator free?

CaIculator is free to download, with in-app purchases available.

### Is Multi free?

Multi is free to download, with no in-app purchases.

### Which has better reviews, CaIculator or Multi?

CaIculator is rated higher. CaIculator averages 4.9 out of 5 from 22 ratings, while Multi averages 4.1 from 14 ratings.

### Do CaIculator or Multi have ads?

CaIculator shows ads; Multi does not.

### Which is updated more often, CaIculator or Multi?

CaIculator ships an update every 5 months, and Multi every 3 weeks. Most recently, CaIculator was updated on September 20, 2026 and Multi on September 23, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*