# Common Core Prep vs AI Teacher Assistant

The clearest difference is in-app purchases: AI Teacher Assistant at none against Common Core Prep's 1. Common Core Prep's advantage is update cadence (every 10 days vs monthly) and iOS requirement (13.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. Common Core Prep sells 1 in-app purchase, starting at $9.99 per month. AI Teacher Assistant asks for nothing beyond the download.

Common Core Prep ships an update every 10 days, AI Teacher Assistant monthly. The most recent releases landed on November 3, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Common Core Prep | AI Teacher Assistant |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (14 ratings)](https://appshunter.io/ios/app/common-core-prep/id1610587324/reviews)** | — |
| Number of ratings | **14** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 10 days** | Monthly |
| Monetization | Freemium | — |
| Size | 34 MB | 30 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Debbrata Das](https://appshunter.io/developer/1518771903) | [International Education Services](https://appshunter.io/developer/1039975546) |

## What reviewers say

### Common Core Prep

[App page](https://appshunter.io/ios/app/common-core-prep/id1610587324)

Prepare for Common Core exams with over 1500 practice questions and tests. Track learner progress and access online tutoring sessions. Offers free lessons and tests, with an optional monthly subscription for full access.

**Highlights:** 1500+ practice questions, Lesson homework and practice tests, Common Core Math and ELA modules, Progress tracking for parents, Online one-on-one tutoring, Math and ELA final practice tests

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Full Access | $9.99 | per month |


### AI Teacher Assistant

[App page](https://appshunter.io/ios/app/ai-teacher-assistant/id6502410356)

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

**In-app purchases:** none


## Frequently asked questions

### Is Common Core Prep free?

Common Core Prep is free to download, with in-app purchases available.

### Is AI Teacher Assistant free?

AI Teacher Assistant is free to download, with no in-app purchases.

### Do Common Core Prep or AI Teacher Assistant have ads?

Neither Common Core Prep nor AI Teacher Assistant shows ads.

### Which is updated more often, Common Core Prep or AI Teacher Assistant?

Common Core Prep ships an update every 10 days, and AI Teacher Assistant monthly. Most recently, Common Core Prep was updated on November 3, 2026 and AI Teacher Assistant on October 18, 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.*