# Helper.AI vs Vaccine Dictionary

The clearest difference is in-app purchases: Vaccine Dictionary at none against Helper.AI's 2. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Helper.AI sells 2 in-app purchases, starting at $9.99 per month. Vaccine Dictionary asks for nothing beyond the download.

## The numbers

| Metric | Helper.AI | Vaccine Dictionary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (10 ratings)](https://appshunter.io/ios/app/helperai-homework-math-solver/id6505057846/reviews)** | — |
| Number of ratings | **10** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 31 MB | 41 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [WAGA AI](https://appshunter.io/developer/1754931419) | [The University of New South Wales](https://appshunter.io/developer/475256539) |

## What reviewers say

### Helper.AI

[App page](https://appshunter.io/ios/app/helperai-homework-math-solver/id6505057846)

This AI-powered tutor offers step-by-step solutions and explanations for homework across various subjects. Simply snap a photo of your problem, and get instant AI assistance with advanced text and image recognition.

**Highlights:** Photo homework scanner, Step-by-step solutions, AI-powered chat tutor, Multiple subject lenses (math, science, biology), Text summarization, Multi-language translation

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| hlper-pro monthly | $9.99 | per month |
| hlper-pro annually | $59.99 | per year |


### Vaccine Dictionary

[App page](https://appshunter.io/ios/app/vaccine-dictionary/id6505093722)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Helper.AI free?

Helper.AI is free to download, with in-app purchases available.

### Is Vaccine Dictionary free?

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

### Do Helper.AI or Vaccine Dictionary have ads?

Neither Helper.AI nor Vaccine Dictionary shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*