# Backside Attack vs Colby 2030

The clearest difference is rating: Backside Attack at 4.9 against Colby 2030's 3.9. Backside Attack also leads on ratings volume (74 vs 7) and device support (4 vs 2). Colby 2030's advantage is update cadence (every 5 weeks vs every 8 months). On price, ads, in-app purchases and monetization model 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 3.9. That said, the two scores are not equally well evidenced: Backside Attack has 74 ratings behind it against 7, so its average is the more settled of the two.

Backside Attack ships an update every 8 months, Colby 2030 every 5 weeks. The most recent releases landed on July 4, 2026 and June 4, 2026 respectively.

## The numbers

| Metric | Backside Attack | Colby 2030 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (74 ratings)](https://appshunter.io/ios/app/backside-attack/id1278956096/reviews)** | [3.9 (7 ratings)](https://appshunter.io/ios/app/colby-2030/id1613324833/reviews) |
| Number of ratings | **74** | 7 |
| Positive reviews | 95.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 178 MB | 82 MB |
| Requires iOS | **9.0** | 16.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| 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 2030

[App page](https://appshunter.io/ios/app/colby-2030/id1613324833)

This app serves as a comprehensive guide for admitted students to Colby College's Class of 2030. It allows users to explore in-person and virtual events, customize their personal schedules, and interact with fellow future students.

**Highlights:** Admitted student program guide, Explore in-person and virtual offerings, Build custom schedules, Connect with future classmates, Class of 2030 information

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Backside Attack free?

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

### Is Colby 2030 free?

Colby 2030 is free to download, with no in-app purchases.

### Which has better reviews, Backside Attack or Colby 2030?

Backside Attack is rated higher. Backside Attack averages 4.9 out of 5 from 74 ratings, while Colby 2030 averages 3.9 from 7 ratings.

### Do Backside Attack or Colby 2030 have ads?

Neither Backside Attack nor Colby 2030 shows ads.

### Which is updated more often, Backside Attack or Colby 2030?

Backside Attack ships an update every 8 months, and Colby 2030 every 5 weeks. Most recently, Backside Attack was updated on July 4, 2026 and Colby 2030 on June 4, 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.*