# Calculator!! vs Octo Browser

The clearest difference is price: Octo Browser at Free against Calculator!!'s $0.99. Octo Browser also leads on update cadence (every 5 days vs every 10 months). Calculator!!'s advantage is rating (4.4 vs 3.6) and review sentiment (75% vs 53%). On ratings volume, ads, in-app purchases and device support there is nothing between them.

Octo Browser is free to download; Calculator!! costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Calculator!! holds the better App Store score, 4.4 against 3.6. Both are backed by a comparable volume of ratings — 56 and 20 respectively. Written reviews point the same way: 75% of Calculator!!'s written reviews are positive against 53% of Octo Browser's.

Calculator!! ships an update every 10 months, Octo Browser every 5 days. Both last shipped on October 14, 2026.

## The numbers

| Metric | Calculator!! | Octo Browser |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.4 (56 ratings)](https://appshunter.io/ios/app/calculator/id504198225/reviews)** | [3.6 (20 ratings)](https://appshunter.io/ios/app/octo-browser/id6762627194/reviews) |
| Number of ratings | **56** | 20 |
| Positive reviews | **75.0% of reviews** | 53.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 5 days** |
| Monetization | Paid | **Free** |
| Size | 12 MB | 16 MB |
| Requires iOS | **10.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Dogahe](https://appshunter.io/developer/468657946) | [BLACKBIRD SECURE BROWSING LTD](https://appshunter.io/developer/1894881205) |

## What reviewers say

### Calculator!!

[App page](https://appshunter.io/ios/app/calculator/id504198225)

This advanced calculator offers a comprehensive history of your calculations and supports complex functions like fraction manipulation, angle conversions, and equation solving. It also includes specialized tools for engineers and a dice roller.

**Highlights:** Calculation history, Fraction manipulation, Angle conversions (degrees, minutes, seconds), Permutation, combination, LCM, GCD, Quadratic and linear equation solver, Coordinate conversion, Dice roller

**Features:** Vision Pro support

**In-app purchases:** none


### Octo Browser

[App page](https://appshunter.io/ios/app/octo-browser/id6762627194)

This private browser allows you to create separate profiles for different online activities, ensuring your cookies, cache, and history remain isolated. Easily switch between work, personal, or research contexts without data leakage.

**Highlights:** Independent browser profiles, Isolated cookies and cache, Separate browsing history, Customizable browser identification, Proxy support (HTTP, HTTPS, SOCKS5), Instant profile switching

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

**In-app purchases:** none


## Frequently asked questions

### Is Calculator!! free?

Calculator!! costs $0.99, with no in-app purchases.

### Is Octo Browser free?

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

### Which has better reviews, Calculator!! or Octo Browser?

Calculator!! is rated higher. Calculator!! averages 4.4 out of 5 from 56 ratings, while Octo Browser averages 3.6 from 20 ratings.

### Do Calculator!! or Octo Browser have ads?

Neither Calculator!! nor Octo Browser shows ads.

### Which is updated more often, Calculator!! or Octo Browser?

Calculator!! ships an update every 10 months, and Octo Browser every 5 days. Most recently, Calculator!! was updated on October 14, 2026 and Octo Browser on October 14, 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.*