# Math Tutor AI vs Data Engineer Cert Prep

The clearest difference is in-app purchases: Data Engineer Cert Prep at none against Math Tutor AI's 3. Data Engineer Cert Prep also leads on device support (3 vs 1). Math Tutor AI's advantage is update cadence (fortnightly vs every 13 months). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Math Tutor AI sells 3 one-off in-app purchases. Data Engineer Cert Prep asks for nothing beyond the download.

Math Tutor AI ships an update fortnightly, Data Engineer Cert Prep every 13 months. The most recent releases landed on October 2, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Math Tutor AI | Data Engineer Cert Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/math-tutor-ai-solve-and-learn/id6504369911/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 13 months |
| Monetization | Free with in-app purchases | — |
| Size | 4 MB | 1 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Trisphere Apps LLC](https://appshunter.io/developer/1735581649) | [DjamgaTech Corp](https://appshunter.io/developer/969000181) |

## What reviewers say

### Math Tutor AI

[App page](https://appshunter.io/ios/app/math-tutor-ai-solve-and-learn/id6504369911)

Solve a wide range of math problems, from basic arithmetic to advanced equations, using text input or by drawing. Features include a statistics calculator, unit converter, and the ability to save and load sessions. Advanced matrix and physics calculators are available via in-app purchase.

**Highlights:** Solve math problems via text or drawing, Statistics calculator, Unit conversion, Save and load sessions, Favorites for quick access, Matrix and physics calculators (IAP)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Physics Calculator | $0.99 | one-time |
| Matrix Calculator | $0.99 | one-time |
| Keep it AD-Free | $0.99 | one-time |


### Data Engineer Cert Prep

[App page](https://appshunter.io/ios/app/data-engineer-cert-prep/id6566170013)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Math Tutor AI free?

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

### Is Data Engineer Cert Prep free?

Data Engineer Cert Prep is free to download, with no in-app purchases.

### Do Math Tutor AI or Data Engineer Cert Prep have ads?

Neither Math Tutor AI nor Data Engineer Cert Prep shows ads.

### Which is updated more often, Math Tutor AI or Data Engineer Cert Prep?

Math Tutor AI ships an update fortnightly, and Data Engineer Cert Prep every 13 months. Most recently, Math Tutor AI was updated on October 2, 2026 and Data Engineer Cert Prep on October 1, 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.*