# Directional Survey Methods vs WellCalc

The clearest difference is in-app purchases: Directional Survey Methods at none against WellCalc's 2. Directional Survey Methods also leads on iOS requirement (12.0 vs 18.0). WellCalc's advantage is update cadence (weekly vs every 50 months). On price, ads and device support there is nothing between them.

Both are free to download. WellCalc sells 2 in-app purchases, starting at $4.99 per month. Directional Survey Methods asks for nothing beyond the download.

Directional Survey Methods ships an update every 50 months, WellCalc weekly. The most recent releases landed on October 1, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Directional Survey Methods | WellCalc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 50 months | **Weekly** |
| Size | 7 MB | 13 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Carlos Moura](https://appshunter.io/developer/407501202) | [Ryan Tinklepaugh](https://appshunter.io/developer/1883444651) |

## 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


### WellCalc

[App page](https://appshunter.io/ios/app/wellcalc/id6761081416)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WellCalc Pro Monthly | $4.99 | per month |
| WellCalc Pro Yearly | $29.99 | per year |


## Frequently asked questions

### Is Directional Survey Methods free?

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

### Is WellCalc free?

WellCalc is free to download, with in-app purchases available.

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

Neither Directional Survey Methods nor WellCalc shows ads.

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

Directional Survey Methods ships an update every 50 months, and WellCalc weekly. Most recently, Directional Survey Methods was updated on October 1, 2026 and WellCalc on October 25, 2026.

---

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