# Headword App vs SILAS.

The clearest difference is update cadence: Headword App at every 2 weeks against SILAS.'s every 12 months. Headword App also leads on iOS requirement (11.0 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.

Headword App ships an update every 2 weeks, SILAS. every 12 months. The most recent releases landed on May 16, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Headword App | SILAS. |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 12 months |
| Size | 81 MB | 44 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ANANDA PUBLISHERS PRIVATE LIMITED](https://appshunter.io/developer/1538285398) | [eReleGo Technologies Pvt Ltd](https://appshunter.io/developer/1516161345) |

## What reviewers say

### Headword App

[App page](https://appshunter.io/ios/app/headword-app/id1538288728)

**Features:** macOS Compatibility

**In-app purchases:** none


### SILAS.

[App page](https://appshunter.io/ios/app/silas/id6477161488)

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

**In-app purchases:** none


## Frequently asked questions

### Is Headword App free?

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

### Is SILAS. free?

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

### Do Headword App or SILAS. have ads?

Neither Headword App nor SILAS. shows ads.

### Which is updated more often, Headword App or SILAS.?

Headword App ships an update every 2 weeks, and SILAS. every 12 months. Most recently, Headword App was updated on May 16, 2026 and SILAS. on September 14, 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.*