# TWiG V vs PDF Lock

The clearest difference is in-app purchases: TWiG V at none against PDF Lock's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. PDF Lock sells 3 in-app purchases, starting at $0.99 per 7 days. TWiG V asks for nothing beyond the download.

## The numbers

| Metric | TWiG V | PDF Lock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/twig-v/id1519331477/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Monetization | Free | — |
| Size | 2 MB | 13 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nelson Irrigation Corporation](https://appshunter.io/developer/1403957048) | [Bhavnaben Rupareliya](https://appshunter.io/developer/1831970601) |

## What reviewers say

### TWiG V

[App page](https://appshunter.io/ios/app/twig-v/id1519331477)

Connect to radio nodes via Bluetooth LE to test solenoids, monitor node health, and manage network participation. Apply firmware upgrades and configure setpoints for verification.

**Highlights:** Bluetooth LE connectivity, Solenoid testing, Node health monitoring, Network participation initiation, Firmware upgrades, Setpoint configuration

**Features:** macOS Compatibility

**In-app purchases:** none


### PDF Lock

[App page](https://appshunter.io/ios/app/pdf-lock-password-protect/id6752465221)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Protect   1 Week | $0.99 | per 7 days |
| Protect PDF   1 Month | $2.99 | per month |
| Protect PDF   1 Year | $14.99 | per year |


## Frequently asked questions

### Is TWiG V free?

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

### Is PDF Lock free?

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

### Do TWiG V or PDF Lock have ads?

Neither TWiG V nor PDF Lock shows ads.

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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.*