# Math and Science Tutor vs Cognito

The clearest difference is in-app purchases: Cognito at none against Math and Science Tutor's 1. Math and Science Tutor's advantage is review sentiment (92% vs 60%) and ratings volume (919 vs 10). On price, rating, ads and device support there is nothing between them.

Both are free to download. Math and Science Tutor sells 1 in-app purchase, starting at $19.99 per month. Cognito asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for Math and Science Tutor against 4.9 for Cognito. That said, the two scores are not equally well evidenced: Math and Science Tutor has 919 ratings behind it against 10, so its average is the more settled of the two. Written reviews are what separate them: 92% of Math and Science Tutor's written reviews are positive against 60% of Cognito's.

Math and Science Tutor ships an update every 2 weeks, Cognito every 5 weeks. The most recent releases landed on September 10, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | Math and Science Tutor | Cognito |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (919 ratings)](https://appshunter.io/ios/app/math-and-science-tutor/id1272091364/reviews) | **[4.9 (10 ratings)](https://appshunter.io/ios/app/cognito-universal-study-app/id1479567470/reviews)** |
| Number of ratings | **919** | 10 |
| Positive reviews | **91.8% of reviews** | 60.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 5 weeks |
| Monetization | Subscription | **Free** |
| Size | 23 MB | 54 MB |
| Requires iOS | 13.0 | **12.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Math Tutor DVD, Limited Liability Company](https://appshunter.io/developer/472689321) | [Kram Technologies, Inc.](https://appshunter.io/developer/1479567469) |

## What reviewers say

### Math and Science Tutor

[App page](https://appshunter.io/ios/app/math-and-science-tutor/id1272091364)

Access over 1500 video lessons and 500 hours of step-by-step instruction across math, science, and engineering subjects. Learn at your own pace with features like favoriting, search, and downloadable worksheets. Achieve academic success with expert-led tutorials.

**Highlights:** 1500+ video lessons, 500+ hours of instruction, Searchable lesson library, Mark favorite lessons, Recently watched list, Worksheets for courses

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Lessons | $19.99 | per month |

**What reviewers like**

- 👍 Great teaching quality
- 🚀 Thorough and clear explanations
- 💡 Helpful for math, science, and engineering
- 👍 Excellent for refreshing and learning concepts
- 👍 Instructor is knowledgeable and passionate

**What reviewers complain about**

- 🔒 No login option for existing website subscriptions
- ⏱️ Time-consuming to go through all the lessons
- 💰 Subscription is a bit expensive for some users

**Reported bugs**

- App crashes or doesn't open for some users
- Occasional sign error in example problems

**Requested features**

- Add login option for existing website subscriptions
- Provide accelerated or condensed course tracks
- Expand to cover more subjects like writing and history


### Cognito

[App page](https://appshunter.io/ios/app/cognito-universal-study-app/id1479567470)

Create and practice interactive study materials like flashcards and practice tests. This platform offers a fast and affordable way to prepare for exams with unlimited access to content creation and study tools.

**Highlights:** Create flashcards, Practice tests, Study guides, Notes, Outlines, Unlimited content creation

**In-app purchases:** none


## Frequently asked questions

### Is Math and Science Tutor free?

Math and Science Tutor is free to download, with in-app purchases available.

### Is Cognito free?

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

### Which has better reviews, Math and Science Tutor or Cognito?

Cognito is rated higher. Math and Science Tutor averages 4.8 out of 5 from 919 ratings, while Cognito averages 4.9 from 10 ratings.

### Do Math and Science Tutor or Cognito have ads?

Neither Math and Science Tutor nor Cognito shows ads.

### Which is updated more often, Math and Science Tutor or Cognito?

Math and Science Tutor ships an update every 2 weeks, and Cognito every 5 weeks. Most recently, Math and Science Tutor was updated on September 10, 2026 and Cognito on June 5, 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.*