# Business Analyzer iDecision vs SmartEngineer

The clearest difference is in-app purchases: SmartEngineer at none against Business Analyzer iDecision's 3. SmartEngineer also leads on update cadence (every 2 months vs every 4 months) and iOS requirement (10.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Business Analyzer iDecision sells 3 one-off in-app purchases. SmartEngineer asks for nothing beyond the download.

Business Analyzer iDecision ships an update every 4 months, SmartEngineer every 2 months. The most recent releases landed on October 7, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Business Analyzer iDecision | SmartEngineer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Size | 2 MB | 14 MB |
| Requires iOS | 17.0 | **10.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Juan Fullana](https://appshunter.io/developer/692107580) | [Engineering Intelligent Technology Co., Limited](https://appshunter.io/developer/1493103669) |

## What reviewers say

### Business Analyzer iDecision

[App page](https://appshunter.io/ios/app/business-analyzer-idecision/id946550545)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Donation + 2 Test Analysis. | $0.99 | one-time |
| No Ads | $0.99 | one-time |
| Full iDecision© method. | $1.99 | one-time |


### SmartEngineer

[App page](https://appshunter.io/ios/app/smartengineer/id1493103670)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Business Analyzer iDecision free?

Business Analyzer iDecision is free to download, with in-app purchases available.

### Is SmartEngineer free?

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

### Do Business Analyzer iDecision or SmartEngineer have ads?

Neither Business Analyzer iDecision nor SmartEngineer shows ads.

### Which is updated more often, Business Analyzer iDecision or SmartEngineer?

Business Analyzer iDecision ships an update every 4 months, and SmartEngineer every 2 months. Most recently, Business Analyzer iDecision was updated on October 7, 2026 and SmartEngineer on October 3, 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.*