# Deltares Aquality vs DG

The clearest difference is iOS requirement: Deltares Aquality at 12.0 against DG's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 9, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Deltares Aquality | DG |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 85 MB | 48 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Stichting Deltares](https://appshunter.io/developer/576389487) | [Casper Sorensen](https://appshunter.io/developer/1471554758) |

## What reviewers say

### Deltares Aquality

[App page](https://appshunter.io/ios/app/deltares-aquality/id1246781089)

**In-app purchases:** none


### DG

[App page](https://appshunter.io/ios/app/dg-exact/id1504318249)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Deltares Aquality free?

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

### Is DG free?

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

### Do Deltares Aquality or DG have ads?

Neither Deltares Aquality nor DG shows ads.

### Which is updated more often, Deltares Aquality or DG?

Deltares Aquality ships an update every 2 months, and DG every 2 months. Most recently, Deltares Aquality was updated on October 9, 2026 and DG on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*