# Square Root Pro vs RotationDay

The clearest difference is ads: RotationDay at none against Square Root Pro's shown. RotationDay also leads on update cadence (every 2 months vs every 8 months) and monetization model (free vs ad-supported). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Square Root Pro against 5.0 for RotationDay. Both are backed by a comparable volume of ratings — 3 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Square Root Pro ships an update every 8 months, RotationDay every 2 months. The most recent releases landed on October 8, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Square Root Pro | RotationDay |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/square-root-pro/id1621600446/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/rotationday/id6775686730/reviews) |
| Number of ratings | **3** | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 8 months | **Every 2 months** |
| Monetization | Ad-supported | **Free** |
| Size | 30 MB | 4 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Thomas Bradshaw](https://appshunter.io/developer/1360674639) | [Parag Pujara](https://appshunter.io/developer/6775686972) |

## What reviewers say

### Square Root Pro

[App page](https://appshunter.io/ios/app/square-root-pro/id1621600446)

This app helps you mentally calculate square roots to two decimal places. It supports multiple languages and an internationalized numeric system for global users.

**Highlights:** Mental square root calculation, Accuracy to 2 decimal places, Multilingual support (English, Spanish, French, German, Chinese), Internationalized numeric system, Educational tool for math and science

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

**In-app purchases:** none


### RotationDay

[App page](https://appshunter.io/ios/app/rotationday/id6775686730)

This app helps Fairfax County Public School students easily track their daily rotation schedule, including A, B, Blue, and Gold days. It provides a preview of the next day's schedule and detailed bell times for all middle and high schools. The app works offline and automatically updates its calendar data when connected to the internet.

**Highlights:** Rotation day tracking (A, B, Blue, Gold), Tomorrow's schedule preview, Full bell schedule with period times, Offline functionality, Automatic calendar updates, Supports all FCPS middle and high schools

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

**In-app purchases:** none


## Frequently asked questions

### Is Square Root Pro free?

Square Root Pro is free to download, with no in-app purchases.

### Is RotationDay free?

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

### Which has better reviews, Square Root Pro or RotationDay?

Square Root Pro and RotationDay are both rated 5.0 out of 5 on the App Store, from 3 and 2 ratings respectively.

### Do Square Root Pro or RotationDay have ads?

Square Root Pro shows ads; RotationDay does not.

### Which is updated more often, Square Root Pro or RotationDay?

Square Root Pro ships an update every 8 months, and RotationDay every 2 months. Most recently, Square Root Pro was updated on October 8, 2026 and RotationDay on October 7, 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.*