# ECAP vs NGOstack

The clearest difference is in-app purchases: NGOstack at none against ECAP's 3. NGOstack also leads on update cadence (every 2 days vs every 3 days). ECAP's advantage is iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. ECAP sells 3 in-app purchases, starting at $4.99 per 7 days. NGOstack asks for nothing beyond the download.

ECAP ships an update every 3 days, NGOstack every 2 days. The most recent releases landed on September 29, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | ECAP | NGOstack |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 days | **Every 2 days** |
| Size | 33 MB | 8 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [VEGARD HELLAND BU](https://appshunter.io/developer/6780784892) | [Frank Mueller](https://appshunter.io/developer/6785871601) |

## What reviewers say

### ECAP

[App page](https://appshunter.io/ios/app/ecap-electrical-docs/id6780784890)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ECAP Pro | $4.99 | per 7 days |
| ECAP Pro | $12.99 | per month |
| ECAP Pro | $89.99 | per year |


### NGOstack

[App page](https://appshunter.io/ios/app/ngostack/id6785871599)

**In-app purchases:** none


## Frequently asked questions

### Is ECAP free?

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

### Is NGOstack free?

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

### Do ECAP or NGOstack have ads?

Neither ECAP nor NGOstack shows ads.

### Which is updated more often, ECAP or NGOstack?

ECAP ships an update every 3 days, and NGOstack every 2 days. Most recently, ECAP was updated on September 29, 2026 and NGOstack on October 8, 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.*