# Every AIDu vs Digital SAT Prep & Practice

The clearest difference is in-app purchases: Every AIDu at none against Digital SAT Prep & Practice's 3. Every AIDu also leads on update cadence (every 3 months vs every 6 months) and iOS requirement (15.1 vs 17.0). Digital SAT Prep & Practice's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Digital SAT Prep & Practice sells 3 in-app purchases, starting at $2.99 per month. Every AIDu asks for nothing beyond the download.

Every AIDu ships an update every 3 months, Digital SAT Prep & Practice every 6 months. The most recent releases landed on September 16, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Every AIDu | Digital SAT Prep & Practice |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/every-aidu/id6747190128/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 months** | Every 6 months |
| Monetization | Ad-supported | — |
| Size | 34 MB | 8 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Haneul Jang](https://appshunter.io/developer/1783701259) | [Lei Feng](https://appshunter.io/developer/1041447953) |

## What reviewers say

### Every AIDu

[App page](https://appshunter.io/ios/app/every-aidu/id6747190128)

This app offers unlimited practice tests and personalized AI-powered review for the digital SAT. It provides targeted English and Math materials with instant feedback to help users improve their core skills and achieve their college goals.

**Highlights:** Unlimited digital SAT practice tests, Personalized AI learning, Targeted English and Math review, Instant feedback and solutions, Progress tracking and insights

**Features:** macOS Compatibility

**In-app purchases:** none


### Digital SAT Prep & Practice

[App page](https://appshunter.io/ios/app/digital-sat-prep-and-practice/id6759278410)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $2.99 | per month |
| Quarterly Subscription (44% off) | $4.99 | per 3 months |
| Annual Subscription (58% savings) | $14.99 | per year |


## Frequently asked questions

### Is Every AIDu free?

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

### Is Digital SAT Prep & Practice free?

Digital SAT Prep & Practice is free to download, with in-app purchases available.

### Do Every AIDu or Digital SAT Prep & Practice have ads?

Every AIDu shows ads; Digital SAT Prep & Practice does not.

### Which is updated more often, Every AIDu or Digital SAT Prep & Practice?

Every AIDu ships an update every 3 months, and Digital SAT Prep & Practice every 6 months. Most recently, Every AIDu was updated on September 16, 2026 and Digital SAT Prep & Practice on September 8, 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.*