# Labs | Bio vs PubDevLib

The clearest difference is price: PubDevLib at Free against Labs | Bio's $1.99. PubDevLib also leads on iOS requirement (13.0 vs 17.0). Labs | Bio's advantage is in-app purchases (none vs 2) and ads (none vs shown). On device support there is nothing between them.

PubDevLib is free to download; Labs | Bio costs $1.99 up front. PubDevLib sells 2 in-app purchases, starting at $1.99 per month. Labs | Bio asks for nothing beyond the download.

Labs | Bio ships an update monthly, PubDevLib every 3 months. The most recent releases landed on October 10, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Labs | Bio | PubDevLib |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 3 months |
| Size | 2 MB | 100 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Not Applicable](https://appshunter.io/developer/1743923679) | [Olga Ivanova](https://appshunter.io/developer/1733570435) |

## What reviewers say

### Labs | Bio

[App page](https://appshunter.io/ios/app/labs-bio/id6474491656)

**In-app purchases:** none


### PubDevLib

[App page](https://appshunter.io/ios/app/pubdevlib/id6758752692)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| pubdev_by_oliva_subscription | $1.99 | per month |
| pubdev_by_oliva_donation | $1.99 | one-time |


## Frequently asked questions

### Is Labs | Bio free?

Labs | Bio costs $1.99, with no in-app purchases.

### Is PubDevLib free?

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

### Do Labs | Bio or PubDevLib have ads?

PubDevLib shows ads; Labs | Bio does not.

### Which is updated more often, Labs | Bio or PubDevLib?

Labs | Bio ships an update monthly, and PubDevLib every 3 months. Most recently, Labs | Bio was updated on October 10, 2026 and PubDevLib on September 30, 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.*