# Big Brain vs AskLens：Homework helper answer

The clearest difference is monetization model: AskLens：Homework helper answer at free with in-app purchases against Big Brain's subscription. AskLens：Homework helper answer also leads on rating (5.0 vs 4.6) and iOS requirement (13.0 vs 16.0). Big Brain's advantage is ratings volume (1.5K vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Big Brain sells 6 in-app purchases, starting at $1.99 per 7 days and AskLens：Homework helper answer sells 4 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

AskLens：Homework helper answer holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Big Brain has 1.5K ratings behind it against 1, so its average is the more settled of the two.

Big Brain ships an update weekly, AskLens：Homework helper answer every 5 days. The most recent releases landed on October 30, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Big Brain | AskLens：Homework helper answer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (1.5K ratings)](https://appshunter.io/ios/app/big-brain-ai-homework-helper/id6680155907/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/asklenshomework-helper-answer/id6743706813/reviews)** |
| Number of ratings | **1.5K** | 1 |
| Positive reviews | 68.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Weekly | **Every 5 days** |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 38 MB | 40 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tom Voitik](https://appshunter.io/developer/1766411564) | [东 张](https://appshunter.io/developer/1804095429) |

## What reviewers say

### Big Brain

[App page](https://appshunter.io/ios/app/big-brain-ai-homework-helper/id6680155907)

Instantly solve homework problems by taking a photo. Get step-by-step explanations and personalized tutoring via chat. Access a history of all your solved problems across multiple math subjects.

**Highlights:** Photo homework scanning, Step-by-step explanations, AI-powered chat tutor, Problem history, Multi-subject math support

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro 1.99 | $1.99 | per 7 days |
| Pro Monthly 4.99 | $4.99 | per month |
| Weekly Pro 6.99 Trial | $6.99 | per 7 days |
| Pro Weekly 6.99 | $6.99 | per 7 days |
| Pro Monthly 9.99 | $9.99 | per month |
| Pro Yearly 29.99 | $29.99 | per year |

**What reviewers like**

- 👍 Easy to use
- 💡 Helpful for classes
- 🚀 Quick responses

**What reviewers complain about**

- 🐛 Occasional bugs
- 💰 Paid subscription required

**Reported bugs**

- Incorrect test results
- Compatibility issues

**Requested features**

- More free features
- Improved accuracy


### AskLens：Homework helper answer

[App page](https://appshunter.io/ios/app/asklenshomework-helper-answer/id6743706813)

This AI-powered learning app provides instant answers and detailed analysis for homework questions through text or image scanning. It covers a wide range of subjects and academic levels, making it a valuable tool for students and parents alike.

**Highlights:** AI-powered text and image scanning for homework answers, Instant answers with detailed solution steps, Covers all grades and subjects, Parental homework checking assistance, Exam paper practice and review, Free collection function for study notes

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AskLens Pro Weekly | $2.99 | per 7 days |
| AskLens Pro Monthly | $9.99 | per month |
| AskLens Pro Quarterly | $19.99 | per 3 months |
| AskLens Pro Yearly | $59.99 | per year |


## Frequently asked questions

### Is Big Brain free?

Big Brain is free to download, with in-app purchases available.

### Is AskLens：Homework helper answer free?

AskLens：Homework helper answer is free to download, with in-app purchases available.

### Which has better reviews, Big Brain or AskLens：Homework helper answer?

AskLens：Homework helper answer is rated higher. Big Brain averages 4.6 out of 5 from 1.5K ratings, while AskLens：Homework helper answer averages 5.0 from 1 ratings.

### Do Big Brain or AskLens：Homework helper answer have ads?

Both Big Brain and AskLens：Homework helper answer show ads.

### Which is updated more often, Big Brain or AskLens：Homework helper answer?

Big Brain ships an update weekly, and AskLens：Homework helper answer every 5 days. Most recently, Big Brain was updated on October 30, 2026 and AskLens：Homework helper answer on October 14, 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.*