# Evelearn vs OBE Engineering System

The clearest difference is in-app purchases: OBE Engineering System at none against Evelearn's 10. OBE Engineering System also leads on iOS requirement (12.0 vs 15.1). Evelearn's advantage is update cadence (monthly vs every 9 months). On price, ads and device support there is nothing between them.

Both are free to download. Evelearn sells 10 in-app purchases, starting at $2.00 per year. OBE Engineering System asks for nothing beyond the download.

Evelearn ships an update monthly, OBE Engineering System every 9 months. The most recent releases landed on September 18, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Evelearn | OBE Engineering System |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 9 months |
| Size | 77 MB | 37 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [John Vidmar](https://appshunter.io/developer/1608596881) | [Softzone](https://appshunter.io/developer/1576527087) |

## What reviewers say

### Evelearn

[App page](https://appshunter.io/ios/app/evelearn/id1659562149)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Subscription | $2.00 | per year |
| Monthly Subscription | $4.00 | per month |
| Course: Cost Nine | $9.00 | one-time |
| Course: Cost Ten | $10.00 | one-time |
| Course: Cost Eleven | $11.00 | one-time |
| Course: Cost Twelve | $12.00 | one-time |
| Course: Cost Thirteen | $13.00 | one-time |
| Course: Cost Fourteen | $14.00 | one-time |
| Course: Cost Fifteen | $15.00 | one-time |
| Course: Cost Sixteen | $16.00 | one-time |


### OBE Engineering System

[App page](https://appshunter.io/ios/app/obe-engineering-system/id1668638241)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Evelearn free?

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

### Is OBE Engineering System free?

OBE Engineering System is free to download, with no in-app purchases.

### Do Evelearn or OBE Engineering System have ads?

Neither Evelearn nor OBE Engineering System shows ads.

### Which is updated more often, Evelearn or OBE Engineering System?

Evelearn ships an update monthly, and OBE Engineering System every 9 months. Most recently, Evelearn was updated on September 18, 2026 and OBE Engineering System on September 21, 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.*