# TheoryAI vs Irregular

The clearest difference is ads: TheoryAI at none against Irregular's shown. TheoryAI also leads on monetization model (free vs ad-supported) and iOS requirement (13.4 vs 15.1). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for TheoryAI against 5.0 for Irregular. Both are backed by a comparable volume of ratings — 5 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

TheoryAI ships an update every 6 days, Irregular weekly. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | TheoryAI | Irregular |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (5 ratings)](https://appshunter.io/ios/app/theoryai/id6615087642/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/irregular-spanish-verbs/id6745150398/reviews) |
| Number of ratings | **5** | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 6 days** | Weekly |
| Monetization | **Free** | Ad-supported |
| Size | 65 MB | 23 MB |
| Requires iOS | **13.4** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Eduardo Velasco](https://appshunter.io/developer/1576077014) | [AllThatSeries Inc.](https://appshunter.io/developer/1193105669) |

## What reviewers say

### TheoryAI

[App page](https://appshunter.io/ios/app/theoryai/id6615087642)

This AI-powered tool provides free, unlimited assistance for homework problems across various subjects and languages. It offers fast, accurate solutions with step-by-step explanations to enhance understanding.

**Highlights:** Unlimited free problem-solving, Supports multiple subjects and languages, Fast, parallel solution delivery, Step-by-step explanations for learning, Clean and intuitive user interface

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Irregular

[App page](https://appshunter.io/ios/app/irregular-spanish-verbs/id6745150398)

Master Spanish irregular verbs with quick, fun quizzes. Practice conjugations in multiple tenses, get instant feedback, and track your progress on a global leaderboard. Customize your learning experience for efficient skill improvement.

**Highlights:** 3-Minute Quizzes, Instant Feedback, Global Leaderboard, Mistake Review, Customizable Practice, User Improvement Suggestions

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TheoryAI free?

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

### Is Irregular free?

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

### Which has better reviews, TheoryAI or Irregular?

TheoryAI and Irregular are both rated 5.0 out of 5 on the App Store, from 5 and 2 ratings respectively.

### Do TheoryAI or Irregular have ads?

Irregular shows ads; TheoryAI does not.

### Which is updated more often, TheoryAI or Irregular?

TheoryAI ships an update every 6 days, and Irregular weekly. Most recently, TheoryAI was updated on November 4, 2026 and Irregular on November 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.*