# Flygt Dewatering vs Screw Size Drill Bit Chart

The clearest difference is in-app purchases: Flygt Dewatering at none against Screw Size Drill Bit Chart's 3. Flygt Dewatering also leads on iOS requirement (13.2 vs 17.0). Screw Size Drill Bit Chart's advantage is update cadence (monthly vs every 22 months). On price, ads and device support there is nothing between them.

Both are free to download. Screw Size Drill Bit Chart sells 3 in-app purchases, starting at $2.99 per 7 days. Flygt Dewatering asks for nothing beyond the download.

Flygt Dewatering ships an update every 22 months, Screw Size Drill Bit Chart monthly. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Flygt Dewatering | Screw Size Drill Bit Chart |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 22 months | **Monthly** |
| Size | 19 MB | 23 MB |
| Requires iOS | **13.2** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Xylem Inc.](https://appshunter.io/developer/582035368) | [Phuc Pham](https://appshunter.io/developer/1893081423) |

## What reviewers say

### Flygt Dewatering

[App page](https://appshunter.io/ios/app/flygt-dewatering/id1492408610)

**In-app purchases:** none


### Screw Size Drill Bit Chart

[App page](https://appshunter.io/ios/app/screw-size-drill-bit-chart/id6772276125)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Countersink Pro, Weekly | $2.99 | per 7 days |
| Thread Finder, Yearly | $14.99 | per year |
| Full Fastener Guide, One-Time | $29.99 | one-time |


## Frequently asked questions

### Is Flygt Dewatering free?

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

### Is Screw Size Drill Bit Chart free?

Screw Size Drill Bit Chart is free to download, with in-app purchases available.

### Do Flygt Dewatering or Screw Size Drill Bit Chart have ads?

Neither Flygt Dewatering nor Screw Size Drill Bit Chart shows ads.

### Which is updated more often, Flygt Dewatering or Screw Size Drill Bit Chart?

Flygt Dewatering ships an update every 22 months, and Screw Size Drill Bit Chart monthly. Most recently, Flygt Dewatering was updated on October 25, 2026 and Screw Size Drill Bit Chart on October 30, 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.*