# TWGHs CDC App vs AskLens：Homework helper answer

The clearest difference is in-app purchases: TWGHs CDC App at none against AskLens：Homework helper answer's 4. TWGHs CDC App also leads on ads (none vs shown). AskLens：Homework helper answer's advantage is update cadence (every 5 days vs every 3 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. AskLens：Homework helper answer sells 4 in-app purchases, starting at $2.99 per 7 days. TWGHs CDC App asks for nothing beyond the download.

TWGHs CDC App ships an update every 3 weeks, AskLens：Homework helper answer every 5 days. The most recent releases landed on October 4, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | TWGHs CDC App | AskLens：Homework helper answer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/asklenshomework-helper-answer/id6743706813/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | — | Free with in-app purchases |
| Size | 43 MB | 40 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [eFaith Company Limited](https://appshunter.io/developer/913163937) | [东 张](https://appshunter.io/developer/1804095429) |

## What reviewers say

### TWGHs CDC App

[App page](https://appshunter.io/ios/app/twghs-cdc-app/id1637500427)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 TWGHs CDC App free?

TWGHs CDC App is free to download, with no in-app purchases.

### Is AskLens：Homework helper answer free?

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

### Do TWGHs CDC App or AskLens：Homework helper answer have ads?

AskLens：Homework helper answer shows ads; TWGHs CDC App does not.

### Which is updated more often, TWGHs CDC App or AskLens：Homework helper answer?

TWGHs CDC App ships an update every 3 weeks, and AskLens：Homework helper answer every 5 days. Most recently, TWGHs CDC App was updated on October 4, 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.*