# SciCalc Pro vs AI From Zero

The clearest difference is in-app purchases: SciCalc Pro at none against AI From Zero's 7. AI From Zero's advantage is update cadence (every 4 days vs every 13 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. AI From Zero sells 5 one-off in-app purchases. SciCalc Pro asks for nothing beyond the download.

SciCalc Pro ships an update every 13 months, AI From Zero every 4 days. The most recent releases landed on September 12, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | SciCalc Pro | AI From Zero |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 4 days** |
| Size | 12 MB | 147 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Nehemiah Pettway](https://appshunter.io/developer/1828681134) | [XU ZHAO](https://appshunter.io/developer/6774023434) |

## What reviewers say

### SciCalc Pro

[App page](https://appshunter.io/ios/app/scicalc-pro/id6751385866)

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

**In-app purchases:** none


### AI From Zero

[App page](https://appshunter.io/ios/app/ai-from-zero/id6800180169)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Course: Levels 4–9 | $4.99 | one-time |
| Full Course Unlock | $4.99 | one-time |
| Prompt Full Course Unlock | $4.99 | one-time |
| AI-Ready Full Course Unlock | $4.99 | one-time |
| Unlock All 6 Courses | $19.99 | one-time |


## Frequently asked questions

### Is SciCalc Pro free?

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

### Is AI From Zero free?

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

### Do SciCalc Pro or AI From Zero have ads?

Neither SciCalc Pro nor AI From Zero shows ads.

### Which is updated more often, SciCalc Pro or AI From Zero?

SciCalc Pro ships an update every 13 months, and AI From Zero every 4 days. Most recently, SciCalc Pro was updated on September 12, 2026 and AI From Zero on September 26, 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.*