# Backside Attack vs Colby Safe

The clearest difference is rating: Backside Attack at 4.9 against Colby Safe's 4.5. Backside Attack also leads on ratings volume (74 vs 2) and update cadence (every 8 months vs every 28 months). On price, review sentiment, ads and in-app purchases there is nothing between them.

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

Backside Attack holds the better App Store score, 4.9 against 4.5. That said, the two scores are not equally well evidenced: Backside Attack has 74 ratings behind it against 2, so its average is the more settled of the two. Written reviews complicate that: 95% of Backside Attack's written reviews are positive against 100% of Colby Safe's, so the app with the better star average is not the one people write more warmly about.

Backside Attack ships an update every 8 months, Colby Safe every 28 months. The most recent releases landed on July 4, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Backside Attack | Colby Safe |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (74 ratings)](https://appshunter.io/ios/app/backside-attack/id1278956096/reviews)** | [4.5 (2 ratings)](https://appshunter.io/ios/app/colby-safe/id1478943860/reviews) |
| Number of ratings | **74** | 2 |
| Positive reviews | 95.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 months** | Every 28 months |
| Monetization | Free | Free |
| Size | 178 MB | 23 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Element26, Inc.](https://appshunter.io/developer/973213639) | [Colby College](https://appshunter.io/developer/349142855) |

## What reviewers say

### Backside Attack

[App page](https://appshunter.io/ios/app/backside-attack/id1278956096)

This educational game helps students grasp fundamental organic chemistry concepts, specifically focusing on the SN2 reaction. It explores key variables like leaving group ability, nucleophilicity, steric factors, and solvent effects to build a strong foundation in chemistry.

**Highlights:** Learn SN2 reaction mechanics, Explore leaving group ability, Understand nucleophilicity, Analyze steric factors, Study solvent effects, Earn points with Check Yourself +50, Unlock Chem Yourself feature

**In-app purchases:** none


### Colby Safe

[App page](https://appshunter.io/ios/app/colby-safe/id1478943860)

This app provides students, faculty, and staff with enhanced safety on campus. It delivers critical safety alerts and offers direct access to campus security resources, including emergency contacts and real-time location sharing for assistance.

**Highlights:** Emergency Contacts, Mobile Bluelight, Walk a Friend location sharing, Safety Toolbox, Tip Reporting, Virtual WalkHome monitoring, Campus Map, Emergency Plans

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Backside Attack free?

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

### Is Colby Safe free?

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

### Which has better reviews, Backside Attack or Colby Safe?

Backside Attack is rated higher. Backside Attack averages 4.9 out of 5 from 74 ratings, while Colby Safe averages 4.5 from 2 ratings.

### Do Backside Attack or Colby Safe have ads?

Neither Backside Attack nor Colby Safe shows ads.

### Which is updated more often, Backside Attack or Colby Safe?

Backside Attack ships an update every 8 months, and Colby Safe every 28 months. Most recently, Backside Attack was updated on July 4, 2026 and Colby Safe on September 17, 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.*