# Flow Link vs Plumbline

The clearest difference is in-app purchases: Plumbline at none against Flow Link's 9. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Flow Link sells 9 in-app purchases, starting at $3.99 per month. Plumbline asks for nothing beyond the download.

## The numbers

| Metric | Flow Link | Plumbline |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | — |
| Size | 120 MB | 93 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KAI SOFT COMPANY LIMITED](https://appshunter.io/developer/1887324525) | [Zahi Zohar](https://appshunter.io/developer/1310447385) |

## What reviewers say

### Flow Link

[App page](https://appshunter.io/ios/app/flow-link-logic-puzzle/id6761495516)

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| สิทธิ์ VIP รายเดือน | $3.99 | per month |
| ปิดโฆษณา 1 วัน | $0.99 | one-time |
| ปิดโฆษณา 3 วัน | $0.99 | one-time |
| แพ็กเหรียญเล็ก | $0.99 | one-time |
| ปิดโฆษณา 7 วัน | $1.99 | one-time |
| แพ็กเหรียญกลาง | $1.99 | one-time |
| แพ็กเหรียญใหญ่ | $4.99 | one-time |
| แพ็กเหรียญยักษ์ | $9.99 | one-time |
| สิทธิ์ Lifetime VIP ตลอดชีพ | $12.99 | one-time |


### Plumbline

[App page](https://appshunter.io/ios/app/plumbline-the-line-between/id6808371521)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Flow Link free?

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

### Is Plumbline free?

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

### Do Flow Link or Plumbline have ads?

Both Flow Link and Plumbline show 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.*