# Math Ref Lite vs TT Pre

The clearest difference is rating: Math Ref Lite at 4.6 against TT Pre's 3.3. Math Ref Lite also leads on review sentiment (61% vs 29%). TT Pre's advantage is in-app purchases (none vs 5). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Math Ref Lite sells 5 one-off in-app purchases. TT Pre asks for nothing beyond the download.

Math Ref Lite holds the better App Store score, 4.6 against 3.3. Both are backed by a comparable volume of ratings — 7 and 12 respectively. Written reviews point the same way: 61% of Math Ref Lite's written reviews are positive against 29% of TT Pre's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Math Ref Lite | TT Pre |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (7 ratings)](https://appshunter.io/ios/app/math-ref-lite/id312756358/reviews)** | [3.3 (12 ratings)](https://appshunter.io/ios/app/tt-pre-calculus/id1516358298/reviews) |
| Number of ratings | 7 | **12** |
| Positive reviews | **61.3% of reviews** | 28.6% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 65 MB | 88 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Happy Maau Studios, LLC](https://appshunter.io/developer/301384060) | [Teaching Textbooks, Inc.](https://appshunter.io/developer/1516345361) |

## What reviewers say

### Math Ref Lite

[App page](https://appshunter.io/ios/app/math-ref-lite/id312756358)

Access a sample of over 700 essential math formulas, figures, tips, and examples across various subjects. This educational tool is ideal for students, teachers, and professionals needing quick math references.

**Highlights:** Over 700 math formulas, figures, and examples, Tools from Algebra to Physics, Search functionality, Print support for equations, Editable notes, Multiple math categories

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |
| Full Unlock | $1.99 | one-time |
| Great Tip | $2.99 | one-time |
| Awesome Tip | $4.99 | one-time |
| Amazing Tip | $9.99 | one-time |

**What reviewers like**

- 👍 Great reference app
- 👍 Handy for homework
- 👍 Useful for students
- 👍 Comprehensive information
- 👍 Easy to use

**What reviewers complain about**

- 🐛 Crashes frequently
- 🐛 Not working after updates
- 🐛 Incompatible with older devices
- 🐛 Poor definitions/errors
- 🐛 Lacks examples

**Reported bugs**

- App not supported on iPhone 5
- App not compatible with iPad 4 after update
- App crashes on launch for iPad Air
- App crashes often
- Update not initiating

**Requested features**

- Add language option
- Include physics equations
- Add more examples
- Add a search function
- Option to copy formulas


### TT Pre

[App page](https://appshunter.io/ios/app/tt-pre-calculus/id1516358298)

This educational app provides comprehensive pre-calculus lessons and practice problems. It features audiovisual lectures, automated grading, and step-by-step explanations to help students learn independently. Parental controls allow progress tracking, and the digitized textbook is searchable.

**Highlights:** 95 audiovisual lectures, Thousands of practice problems, Automated grading and instant feedback, Step-by-step audiovisual explanations, Parental progress tracking, Digitized textbook with search

**In-app purchases:** none


## Frequently asked questions

### Is Math Ref Lite free?

Math Ref Lite is free to download, with in-app purchases available.

### Is TT Pre free?

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

### Which has better reviews, Math Ref Lite or TT Pre?

Math Ref Lite is rated higher. Math Ref Lite averages 4.6 out of 5 from 7 ratings, while TT Pre averages 3.3 from 12 ratings.

### Do Math Ref Lite or TT Pre have ads?

Neither Math Ref Lite nor TT Pre shows ads.

### Which is updated more often, Math Ref Lite or TT Pre?

Math Ref Lite ships an update every 2 months, and TT Pre every 2 months. Most recently, Math Ref Lite was updated on October 23, 2026 and TT Pre on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*