# BionicWords vs Zeus

The clearest difference is update cadence: BionicWords at every 2 days against Zeus's monthly. BionicWords also leads on iOS requirement (13.0 vs 26.5). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. BionicWords sells 1 one-off in-app purchase and Zeus sells 4 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

BionicWords ships an update every 2 days, Zeus monthly. The most recent releases landed on September 10, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | BionicWords | Zeus |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Monthly |
| Size | 68 MB | 9 MB |
| Requires iOS | **13.0** | 26.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [CODENESTLE PTY LTD](https://appshunter.io/developer/1841627016) | [Enrique Ivars](https://appshunter.io/developer/1867867325) |

## What reviewers say

### BionicWords

[App page](https://appshunter.io/ios/app/bionicwords/id6759376303)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BionicWords Pro | $3.99 | one-time |


### Zeus

[App page](https://appshunter.io/ios/app/zeus-private-ai/id6767647810)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zeus Pro Monthly | $2.99 | per month |
| Zeus Pro Max Monthly | $14.99 | per month |
| Zeus Pro Yearly | $29.99 | per year |
| Zeus Pro Max Yearly | $149.99 | per year |


## Frequently asked questions

### Is BionicWords free?

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

### Is Zeus free?

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

### Do BionicWords or Zeus have ads?

Neither BionicWords nor Zeus shows ads.

### Which is updated more often, BionicWords or Zeus?

BionicWords ships an update every 2 days, and Zeus monthly. Most recently, BionicWords was updated on September 10, 2026 and Zeus 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.*