# Lock Notes vs Inventrix App

The clearest difference is rating: Inventrix App at 5.0 against Lock Notes's 4.5. Inventrix App also leads on in-app purchases (none vs 3). Lock Notes's advantage is ratings volume (1.1K vs 2) and iOS requirement (13.0 vs 15.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Lock Notes sells 3 in-app purchases, starting at $14.99 per year. Inventrix App asks for nothing beyond the download.

Inventrix App holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Lock Notes has 1.1K ratings behind it against 2, so its average is the more settled of the two.

Lock Notes ships an update every 10 days, Inventrix App weekly. The most recent releases landed on October 11, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Lock Notes | Inventrix App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (1.1K ratings)](https://appshunter.io/ios/app/lock-notes-passcode-protect/id1033962570/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/inventrix-app/id6759247749/reviews)** |
| Number of ratings | **1.1K** | 2 |
| Positive reviews | 73.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 days | **Weekly** |
| Monetization | Subscription | **Free** |
| Size | 8 MB | 39 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [JulyApps Ltd](https://appshunter.io/developer/427694580) | [Ronak Pavasiya](https://appshunter.io/developer/955289828) |

## What reviewers say

### Lock Notes

[App page](https://appshunter.io/ios/app/lock-notes-passcode-protect/id1033962570)

Securely store and protect your private notes with a passcode or Touch ID. Keep sensitive information like passwords, secrets, and diary entries safe from unauthorized access. Backup and sync notes across devices, customize their appearance, and even add images.

**Highlights:** Passcode and Touch ID protection, Security question recovery, iCloud backup and sync, Customizable font style and size, Insert images into notes, Print and share notes

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Auto Backup | $14.99 | per year |
| Unlimited Notes | $4.99 | one-time |
| Lock Notes Pro | $9.99 | one-time |

**What reviewers like**

- 🔒 Secure notes
- 👍 Easy to use
- 🚀 Convenient
- 🔑 Passcode/biometric protection
- 💾 Cloud backup

**What reviewers complain about**

- 🔒 Limited free notes
- 💰 Paywall for advanced features
- 🐛 Crashes and data loss issues
- 🔍 Lack of search functionality
- 📁 No folder organization

**Reported bugs**

- Notes disappearing after updates
- Inability to access notes after device reset
- Sync issues between devices

**Requested features**

- Advanced formatting options
- Ability to change passcode
- Improved search capabilities
- Folder/organization system
- Better backup and restore options


### Inventrix App

[App page](https://appshunter.io/ios/app/inventrix-app/id6759247749)

Manage stock, track production, and handle sell and delivery orders efficiently. This app provides real-time inventory control and store-wise summaries for businesses of all sizes.

**Highlights:** Complete inventory control, Daily production tracking, Sell order management, Delivery order tracking, Store-wise inventory summary, Ready stock overview

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Lock Notes free?

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

### Is Inventrix App free?

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

### Which has better reviews, Lock Notes or Inventrix App?

Inventrix App is rated higher. Lock Notes averages 4.5 out of 5 from 1.1K ratings, while Inventrix App averages 5.0 from 2 ratings.

### Do Lock Notes or Inventrix App have ads?

Neither Lock Notes nor Inventrix App shows ads.

### Which is updated more often, Lock Notes or Inventrix App?

Lock Notes ships an update every 10 days, and Inventrix App weekly. Most recently, Lock Notes was updated on October 11, 2026 and Inventrix App 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.*