# SunSense Pro vs Knot

The clearest difference is price: Knot at Free against SunSense Pro's $2.99. On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Knot is free to download; SunSense Pro costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | SunSense Pro | Knot |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Size | 3 MB | 36 MB |
| Requires iOS | 17.6 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 9+ | 4+ |
| Developer | [贺 周](https://appshunter.io/developer/1815397078) | [William Sueling](https://appshunter.io/developer/1880555221) |

## What reviewers say

### SunSense Pro

[App page](https://appshunter.io/ios/app/sunsense-pro/id6760406968)

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

**In-app purchases:** none


### Knot

[App page](https://appshunter.io/ios/app/knot-personal-map/id6777299706)

**In-app purchases:** none


## Frequently asked questions

### Is SunSense Pro free?

SunSense Pro costs $2.99, with no in-app purchases.

### Is Knot free?

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

### Do SunSense Pro or Knot have ads?

Neither SunSense Pro nor Knot 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.*