# Main Data Sub vs SmartSolverAI

The clearest difference is in-app purchases: Main Data Sub at none against SmartSolverAI's 1. SmartSolverAI's advantage is update cadence (every 2 weeks vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. SmartSolverAI sells 1 in-app purchase, starting at $5.99 per 7 days. Main Data Sub asks for nothing beyond the download.

Main Data Sub ships an update every 3 months, SmartSolverAI every 2 weeks. The most recent releases landed on October 1, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Main Data Sub | SmartSolverAI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Size | 76 MB | 48 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kiziani Hub](https://appshunter.io/developer/1751074880) | [DigiCore Entertainment Networks Limited](https://appshunter.io/developer/1865128321) |

## What reviewers say

### Main Data Sub

[App page](https://appshunter.io/ios/app/main-data-sub/id6661032147)

**Features:** macOS Compatibility

**In-app purchases:** none


### SmartSolverAI

[App page](https://appshunter.io/ios/app/smartsolverai/id6757380272)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP Weekly Subscription | $5.99 | per 7 days |


## Frequently asked questions

### Is Main Data Sub free?

Main Data Sub is free to download, with no in-app purchases.

### Is SmartSolverAI free?

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

### Do Main Data Sub or SmartSolverAI have ads?

Neither Main Data Sub nor SmartSolverAI shows ads.

### Which is updated more often, Main Data Sub or SmartSolverAI?

Main Data Sub ships an update every 3 months, and SmartSolverAI every 2 weeks. Most recently, Main Data Sub was updated on October 1, 2026 and SmartSolverAI on October 8, 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.*