# Directional Survey Methods vs DDToolsPro

The clearest difference is price: Directional Survey Methods at Free against DDToolsPro's $9.99. Directional Survey Methods also leads on in-app purchases (none vs 2) and iOS requirement (12.0 vs 18.2). DDToolsPro's advantage is update cadence (every 2 months vs every 50 months). On ads and device support there is nothing between them.

Directional Survey Methods is free to download; DDToolsPro costs $9.99 up front. DDToolsPro sells 2 in-app purchases, starting at $12.99 per month. Directional Survey Methods asks for nothing beyond the download.

Directional Survey Methods ships an update every 50 months, DDToolsPro every 2 months. The most recent releases landed on September 15, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Directional Survey Methods | DDToolsPro |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 50 months | **Every 2 months** |
| Size | 7 MB | 8 MB |
| Requires iOS | **12.0** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Carlos Moura](https://appshunter.io/developer/407501202) | [Michael Blake](https://appshunter.io/developer/1443250004) |

## What reviewers say

### Directional Survey Methods

[App page](https://appshunter.io/ios/app/directional-survey-methods/id1130800392)

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

**In-app purchases:** none


### DDToolsPro

[App page](https://appshunter.io/ios/app/ddtoolspro/id6755078356)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DD Tools Pro Unlock - Monthly | $12.99 | per month |
| DD Tools Pro Unlock - Annual | $129.99 | per year |


## Frequently asked questions

### Is Directional Survey Methods free?

Directional Survey Methods is free to download, with no in-app purchases.

### Is DDToolsPro free?

DDToolsPro costs $9.99, and also offers in-app purchases.

### Do Directional Survey Methods or DDToolsPro have ads?

Neither Directional Survey Methods nor DDToolsPro shows ads.

### Which is updated more often, Directional Survey Methods or DDToolsPro?

Directional Survey Methods ships an update every 50 months, and DDToolsPro every 2 months. Most recently, Directional Survey Methods was updated on September 15, 2026 and DDToolsPro on September 14, 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.*