# Profesi E vs Silang

The clearest difference is update cadence: Profesi E at every 4 days against Silang's every 4 months. Profesi E also leads on iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Profesi E ships an update every 4 days, Silang every 4 months. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Profesi E | Silang |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 4 months |
| Size | 45 MB | 96 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CV. Smart Inovasi](https://appshunter.io/developer/1534425605) | [PT. INOVASI DIGITAL INKLUSI](https://appshunter.io/developer/1708232504) |

## What reviewers say

### Profesi E

[App page](https://appshunter.io/ios/app/profesi-e-logbook-fkuh/id6451228678)

**Features:** macOS Compatibility

**In-app purchases:** none


### Silang

[App page](https://appshunter.io/ios/app/silang/id6467128512)

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

**In-app purchases:** none


## Frequently asked questions

### Is Profesi E free?

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

### Is Silang free?

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

### Do Profesi E or Silang have ads?

Neither Profesi E nor Silang shows ads.

### Which is updated more often, Profesi E or Silang?

Profesi E ships an update every 4 days, and Silang every 4 months. Most recently, Profesi E was updated on October 27, 2026 and Silang on October 25, 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.*