# iLiner Note vs Problem Solving MFG

The clearest difference is in-app purchases: iLiner Note at none against Problem Solving MFG's 1. Problem Solving MFG's advantage is iOS requirement (13.0 vs 15.2). On price, ads and device support there is nothing between them.

Both are free to download. Problem Solving MFG sells 1 in-app purchase, starting at $142.99 per year. iLiner Note asks for nothing beyond the download.

## The numbers

| Metric | iLiner Note | Problem Solving MFG |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Size | 1 MB | 34 MB |
| Requires iOS | 15.2 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Mercury Software Japan Inc.](https://appshunter.io/developer/580775861) | [Lionel Moss](https://appshunter.io/developer/1806356846) |

## What reviewers say

### iLiner Note

[App page](https://appshunter.io/ios/app/iliner-note/id1621839610)

**Features:** macOS Compatibility

**In-app purchases:** none


### Problem Solving MFG

[App page](https://appshunter.io/ios/app/problem-solving-mfg/id6503246775)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Plan | $142.99 | per year |


## Frequently asked questions

### Is iLiner Note free?

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

### Is Problem Solving MFG free?

Problem Solving MFG is free to download, with in-app purchases available.

### Do iLiner Note or Problem Solving MFG have ads?

Neither iLiner Note nor Problem Solving MFG shows ads.

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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.*