# Bookgy vs OnLock

The clearest difference is price: Bookgy at Free against OnLock's $2.99. Bookgy also leads on iOS requirement (14.0 vs 26.0). OnLock's advantage is update cadence (every 5 weeks vs every 8 months). On ads, in-app purchases and device support there is nothing between them.

Bookgy is free to download; OnLock costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Bookgy ships an update every 8 months, OnLock every 5 weeks. The most recent releases landed on October 19, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Bookgy | OnLock |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 5 weeks** |
| Size | 23 MB | 10 MB |
| Requires iOS | **14.0** | 26.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | +4 |
| Developer | [Centro Reservas](https://appshunter.io/developer/505970138) | [Ruben Gonzalez](https://appshunter.io/developer/1885517252) |

## What reviewers say

### Bookgy

[App page](https://appshunter.io/ios/app/bookgy/id1246347033)

**Features:** macOS Compatibility

**In-app purchases:** none


### OnLock

[App page](https://appshunter.io/ios/app/onlock/id6778126022)

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

**In-app purchases:** none


## Frequently asked questions

### Is Bookgy free?

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

### Is OnLock free?

OnLock costs $2.99, with no in-app purchases.

### Do Bookgy or OnLock have ads?

Neither Bookgy nor OnLock shows ads.

### Which is updated more often, Bookgy or OnLock?

Bookgy ships an update every 8 months, and OnLock every 5 weeks. Most recently, Bookgy was updated on October 19, 2026 and OnLock on September 23, 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.*