# WaterSportMarks vs Insight CGM

WaterSportMarks and Insight CGM are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

WaterSportMarks ships an update every 2 months, Insight CGM monthly. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | WaterSportMarks | Insight CGM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Size | 16 MB | 22 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GCtronic Sagl](https://appshunter.io/developer/619822096) | [Woodley Equipment Company Limited](https://appshunter.io/developer/1846748106) |

## What reviewers say

### WaterSportMarks

[App page](https://appshunter.io/ios/app/watersportmarks/id6476858808)

**Features:** macOS Compatibility

**In-app purchases:** none


### Insight CGM

[App page](https://appshunter.io/ios/app/insight-cgm/id6754127658)

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

**In-app purchases:** none


## Frequently asked questions

### Is WaterSportMarks free?

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

### Is Insight CGM free?

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

### Do WaterSportMarks or Insight CGM have ads?

Neither WaterSportMarks nor Insight CGM shows ads.

### Which is updated more often, WaterSportMarks or Insight CGM?

WaterSportMarks ships an update every 2 months, and Insight CGM monthly. Most recently, WaterSportMarks was updated on October 30, 2026 and Insight CGM on October 28, 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.*