# College Algebra vs Conversions

The clearest difference is in-app purchases: Conversions at none against College Algebra's 1. Conversions also leads on update cadence (weekly vs every 7 months) and review sentiment (100% vs 82%). On price, ads and device support there is nothing between them.

Both are free to download. College Algebra sells 1 in-app purchase, starting at $9.99 per month. Conversions asks for nothing beyond the download.

College Algebra ships an update every 7 months, Conversions weekly. The most recent releases landed on October 13, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | College Algebra | Conversions |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (500 ratings)](https://appshunter.io/ios/app/college-algebra/id459735202/reviews)** | — |
| Number of ratings | **500** | — |
| Positive reviews | 81.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | **Weekly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 15 MB | 23 MB |
| Requires iOS | 13.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [YourTeacher.com](https://appshunter.io/developer/340925628) | [Petr Zvonicek](https://appshunter.io/developer/501623515) |

## What reviewers say

### College Algebra

[App page](https://appshunter.io/ios/app/college-algebra/id459735202)

Master college algebra with a comprehensive curriculum and personalized math instruction. Access video lessons, practice problems, tests, and progress tracking to build a strong understanding of the subject.

**Highlights:** Video instruction, Guided practice problems, Tests and quizzes, Progress tracking, Chapter reviews, Final exam

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| College Algebra | $9.99 | per month |

**What reviewers like**

- 👨‍🏫 Clear, well-structured video explanations
- 📚 Comprehensive algebra curriculum coverage
- ✅ Abundant practice problems with solutions
- 🎯 Step-by-step problem walkthroughs
- 💪 Effective for learners of all ages and backgrounds

**What reviewers complain about**

- 💰 Paywall after limited free lessons ($9.99/month)
- 🐛 Frequent crashes and app freezing
- 🐛 App stops working intermittently
- ⚠️ Misleading 'free' model with required subscription
- 🔔 Intrusive payment prompts during use

**Reported bugs**

- App crashes and stops working
- Constant loading issues requiring restart
- Payment popup appears even after purchase
- Restore purchase function resets user progress
- Keyboard blocks rating popup during answer entry

**Requested features**

- PreCalculus and Calculus course content
- Trigonometry course
- Different solution notation formats (set notation, interval notation)
- More complex college algebra problem types
- Embedded links for additional help


### Conversions

[App page](https://appshunter.io/ios/app/conversions-unit-conversion-practice/id1097032344)

Practice unit conversions with this adaptive educational app. It offers a variety of exercises covering length, mass, area, temperature, and currency conversions using metric and imperial systems.

**Highlights:** Adaptive learning exercises, Length, mass, and area conversions, Temperature conversion practice, Currency conversion exercises, Metric and imperial unit support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is College Algebra free?

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

### Is Conversions free?

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

### Do College Algebra or Conversions have ads?

Neither College Algebra nor Conversions shows ads.

### Which is updated more often, College Algebra or Conversions?

College Algebra ships an update every 7 months, and Conversions weekly. Most recently, College Algebra was updated on October 13, 2026 and Conversions on October 2, 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.*