# Delta vs Snap Tutor AI

The clearest difference is ads: Delta at none against Snap Tutor AI's shown. Snap Tutor AI's advantage is update cadence (every 3 days vs every 6 months) and device support (3 vs 1). On price and in-app purchases there is nothing between them.

Both are free to download. Delta sells 3 in-app purchases, starting at $4.99 per 7 days and Snap Tutor AI sells 2 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Delta ships an update every 6 months, Snap Tutor AI every 3 days. The most recent releases landed on October 12, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Delta | Snap Tutor AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/delta-ai-study-helper/id6478806948/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 3 days** |
| Monetization | Freemium | — |
| Size | 21 MB | 63 MB |
| Requires iOS | 26.0 | **14.0.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [HARSHVA TECHNOLOGIES PRIVATE LIMITED](https://appshunter.io/developer/1704859322) | [GWANGWOO LEE](https://appshunter.io/developer/1862067122) |

## What reviewers say

### Delta

[App page](https://appshunter.io/ios/app/delta-ai-study-helper/id6478806948)

Instantly solve math and homework problems by snapping a photo. Get step-by-step AI explanations for algebra, calculus, physics, and more, helping you understand complex concepts and master every challenge.

**Highlights:** One-tap photo scan for equations, AI step-by-step problem solver, Detailed concept explanations, Follow-up questions for clarity, Save solutions and notes, Share answers instantly

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Weekly | $4.99 | per 7 days |
| Monthly Premium | $4.99 | per month |
| Yearly Premium | $24.99 | per year |


### Snap Tutor AI

[App page](https://appshunter.io/ios/app/snap-tutor-ai/id6756644014)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $1.99 | per 7 days |
| Monthly Subscription | $3.99 | per month |


## Frequently asked questions

### Is Delta free?

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

### Is Snap Tutor AI free?

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

### Do Delta or Snap Tutor AI have ads?

Snap Tutor AI shows ads; Delta does not.

### Which is updated more often, Delta or Snap Tutor AI?

Delta ships an update every 6 months, and Snap Tutor AI every 3 days. Most recently, Delta was updated on October 12, 2026 and Snap Tutor AI on October 6, 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.*