# DevPro Light vs Bob & Lynda

The clearest difference is ads: DevPro Light at none against Bob & Lynda's shown. Bob & Lynda's advantage is update cadence (every 9 days vs every 29 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. DevPro Light sells 1 one-off in-app purchase and Bob & Lynda sells 1 in-app purchase, starting at $3.99 per year. Whichever you choose, the download price is not the number that matters.

DevPro Light ships an update every 29 months, Bob & Lynda every 9 days. The most recent releases landed on October 8, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | DevPro Light | Bob & Lynda |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 29 months | **Every 9 days** |
| Size | 10 MB | 38 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [IIC Innovative International Consulting GmbH & Co. KG](https://appshunter.io/developer/1352683483) | [AM DIGITAL LIFE SRL SEMPLIFICATA](https://appshunter.io/developer/1713178117) |

## What reviewers say

### DevPro Light

[App page](https://appshunter.io/ios/app/devpro-light-device-security/id1581108628)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DevPro – Pro Version \| Unlock Pro | $1.99 | one-time |


### Bob & Lynda

[App page](https://appshunter.io/ios/app/bob-and-lynda/id6720728432)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| annual premium pass | $3.99 | per year |


## Frequently asked questions

### Is DevPro Light free?

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

### Is Bob & Lynda free?

Bob & Lynda is free to download, with in-app purchases available.

### Do DevPro Light or Bob & Lynda have ads?

Bob & Lynda shows ads; DevPro Light does not.

### Which is updated more often, DevPro Light or Bob & Lynda?

DevPro Light ships an update every 29 months, and Bob & Lynda every 9 days. Most recently, DevPro Light was updated on October 8, 2026 and Bob & Lynda on October 15, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*