# Contribute vs Key Energy

The clearest difference is in-app purchases: Key Energy at none against Contribute's 2. Key Energy also leads on update cadence (monthly vs every 3 months). Contribute's advantage is iOS requirement (9.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Contribute sells 2 one-off in-app purchases. Key Energy asks for nothing beyond the download.

Contribute ships an update every 3 months, Key Energy monthly. The most recent releases landed on October 29, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Contribute | Key Energy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/contribute/id1206612069/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | — |
| Size | 79 MB | 49 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [IDScan.net, Inc.](https://appshunter.io/developer/1200071343) | [PDS Solutions, LLC](https://appshunter.io/developer/533314352) |

## What reviewers say

### Contribute

[App page](https://appshunter.io/ios/app/contribute/id1206612069)

This app scans US and Canadian IDs, collecting customer information for business analytics. It helps manage premises, understand customers through data, and generate reports for various industries like event marketing and visitor management.

**Highlights:** Scans US/Canadian IDs, Customer data collection, Online dashboard analytics, Visitor management, Age verification, Customizable alerts, Group management (VIP, Blacklist)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Enable Offline Groups records | Free | one-time |
| Unlimited Camera Scans | $39.99 | one-time |


### Key Energy

[App page](https://appshunter.io/ios/app/key-energy/id1564772291)

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

**In-app purchases:** none


## Frequently asked questions

### Is Contribute free?

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

### Is Key Energy free?

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

### Do Contribute or Key Energy have ads?

Neither Contribute nor Key Energy shows ads.

### Which is updated more often, Contribute or Key Energy?

Contribute ships an update every 3 months, and Key Energy monthly. Most recently, Contribute was updated on October 29, 2026 and Key Energy on September 26, 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.*