# TT Math 3 vs Ocean Alliance Project

The clearest difference is device support: TT Math 3 at 4 against Ocean Alliance Project's 1. TT Math 3 also leads on iOS requirement (12.0 vs 17.0). On price, update cadence, 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.

TT Math 3 ships an update every 2 months, Ocean Alliance Project monthly. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | TT Math 3 | Ocean Alliance Project |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (75 ratings)](https://appshunter.io/ios/app/tt-math-3/id1516354632/reviews)** | — |
| Number of ratings | **75** | — |
| Positive reviews | 57.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | — |
| Size | 103 MB | 326 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Teaching Textbooks, Inc.](https://appshunter.io/developer/1516345361) | [Ocean Alliance Project](https://appshunter.io/developer/6788542290) |

## What reviewers say

### TT Math 3

[App page](https://appshunter.io/ios/app/tt-math-3/id1516354632)

This educational app offers interactive math lessons and practice problems for third graders. It provides automated grading, instant feedback, and step-by-step explanations, allowing for independent learning. Parents can track progress, and the app supports offline use for up to six lessons.

**Highlights:** 118 audiovisual lectures, Thousands of practice problems, Automated grading and instant feedback, Step-by-step audiovisual explanations, Parental progress tracking, Offline access for up to 6 lessons, Digitized textbook with search

**In-app purchases:** none


### Ocean Alliance Project

[App page](https://appshunter.io/ios/app/ocean-alliance-project/id6788542288)

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

**In-app purchases:** none


## Frequently asked questions

### Is TT Math 3 free?

TT Math 3 is free to download, with no in-app purchases.

### Is Ocean Alliance Project free?

Ocean Alliance Project is free to download, with no in-app purchases.

### Do TT Math 3 or Ocean Alliance Project have ads?

Neither TT Math 3 nor Ocean Alliance Project shows ads.

### Which is updated more often, TT Math 3 or Ocean Alliance Project?

TT Math 3 ships an update every 2 months, and Ocean Alliance Project monthly. Most recently, TT Math 3 was updated on October 23, 2026 and Ocean Alliance Project on October 24, 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.*