# Reisplan vs IDD / IADS

Reisplan and IDD / IADS 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.

Reisplan ships an update every 3 months, IDD / IADS every 4 months. The most recent releases landed on September 17, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Reisplan | IDD / IADS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Size | 66 MB | 31 MB |
| Requires iOS | 16.4 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [eShoppr](https://appshunter.io/developer/1106320206) | [Professional Dive Association Holding B.V.](https://appshunter.io/developer/1673748453) |

## What reviewers say

### Reisplan

[App page](https://appshunter.io/ios/app/reisplan/id1129858891)

**Features:** macOS Compatibility

**In-app purchases:** none


### IDD / IADS

[App page](https://appshunter.io/ios/app/idd-iads/id1673748451)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Reisplan free?

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

### Is IDD / IADS free?

IDD / IADS is free to download, with no in-app purchases.

### Do Reisplan or IDD / IADS have ads?

Neither Reisplan nor IDD / IADS shows ads.

### Which is updated more often, Reisplan or IDD / IADS?

Reisplan ships an update every 3 months, and IDD / IADS every 4 months. Most recently, Reisplan was updated on September 17, 2026 and IDD / IADS on September 13, 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.*