# SnapBio Biology Solver vs iTutor

The clearest difference is in-app purchases: iTutor at none against SnapBio Biology Solver's 2. iTutor also leads on update cadence (every 3 weeks vs every 5 months) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. SnapBio Biology Solver sells 2 in-app purchases, starting at $2.99 per 7 days. iTutor asks for nothing beyond the download.

SnapBio Biology Solver ships an update every 5 months, iTutor every 3 weeks. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | SnapBio Biology Solver | iTutor |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Size | 14 MB | 80 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Lemar Systems Ltd](https://appshunter.io/developer/1812007082) | [Phu Cuong Nguyen](https://appshunter.io/developer/6776313375) |

## What reviewers say

### SnapBio Biology Solver

[App page](https://appshunter.io/ios/app/snapbio-biology-solver/id6746745845)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3-Day Trial | $2.99 | per 7 days |
| Yearly Plan | $14.99 | per year |


### iTutor

[App page](https://appshunter.io/ios/app/itutor-ai-tutor/id6779886625)

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

**In-app purchases:** none


## Frequently asked questions

### Is SnapBio Biology Solver free?

SnapBio Biology Solver is free to download, with in-app purchases available.

### Is iTutor free?

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

### Do SnapBio Biology Solver or iTutor have ads?

Neither SnapBio Biology Solver nor iTutor shows ads.

### Which is updated more often, SnapBio Biology Solver or iTutor?

SnapBio Biology Solver ships an update every 5 months, and iTutor every 3 weeks. Most recently, SnapBio Biology Solver was updated on October 30, 2026 and iTutor on October 31, 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.*