# PureSeal Pro vs Lock Tess

The clearest difference is in-app purchases: PureSeal Pro at none against Lock Tess's 1. PureSeal Pro also leads on iOS requirement (12.0 vs 17.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Lock Tess sells 1 one-off in-app purchase. PureSeal Pro asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on September 28, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | PureSeal Pro | Lock Tess |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lock-tess/id6762159918/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 42 MB | 41 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 9+ |
| Developer | [Chris Lawler](https://appshunter.io/developer/1663189604) | [Damian McGreevy](https://appshunter.io/developer/1893167989) |

## What reviewers say

### PureSeal Pro

[App page](https://appshunter.io/ios/app/pureseal-pro/id1663189602)

**Features:** macOS Compatibility

**In-app purchases:** none


### Lock Tess

[App page](https://appshunter.io/ios/app/lock-tess/id6762159918)

Enhance your car's lock sound with a variety of monstrous and satisfying audio options. Test with free sounds, then unlock a vast library and import your own custom audio files. Organize, share, and sync your sounds across all your devices with a single, one-time purchase.

**Highlights:** Over 30 built-in sound effects, Import custom audio files (MP3, WAV, M4A, AIFF, FLAC), Sound trimming and selection, Organize sounds with search, categories, and favorites, iCloud Sync across iPhone, iPad, and Mac, One-time purchase, no subscription

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lock Tess Premium | $2.99 | one-time |


## Frequently asked questions

### Is PureSeal Pro free?

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

### Is Lock Tess free?

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

### Do PureSeal Pro or Lock Tess have ads?

Neither PureSeal Pro nor Lock Tess shows ads.

### Which is updated more often, PureSeal Pro or Lock Tess?

PureSeal Pro ships an update every 2 weeks, and Lock Tess every 2 weeks. Most recently, PureSeal Pro was updated on September 28, 2026 and Lock Tess on October 1, 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.*