# DaVinci Lock Mobile vs i404

The clearest difference is rating: i404 at 5.0 against DaVinci Lock Mobile's 4.0. i404 also leads on iOS requirement (11.0 vs 15.6). DaVinci Lock Mobile's advantage is update cadence (monthly vs every 3 months) and ratings volume (3 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

i404 holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

DaVinci Lock Mobile ships an update monthly, i404 every 3 months. The most recent releases landed on October 4, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | DaVinci Lock Mobile | i404 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (3 ratings)](https://appshunter.io/ios/app/davinci-lock-mobile/id1438528927/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/i404/id1630483403/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | 42.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Free | Free |
| Size | 65 MB | 27 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DaVinci Lock, LLC](https://appshunter.io/developer/1438528926) | [L. KEELEY CONSTRUCTION CO.](https://appshunter.io/developer/1532125078) |

## What reviewers say

### DaVinci Lock Mobile

[App page](https://appshunter.io/ios/app/davinci-lock-mobile/id1438528927)

This app enhances productivity for self-storage facility managers and maintenance staff. It allows for offline assignment and modification of overlocks, syncing changes later when an internet connection is available.

**Highlights:** Offline overlock assignment, Modify overlocks without internet, Sync changes when connected, Productivity enhancement, For facility managers, For maintenance personnel

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

**In-app purchases:** none


### i404

[App page](https://appshunter.io/ios/app/i404/id1630483403)

This app helps users achieve their goals with a structured approach to action planning. It provides a framework for purposeful execution and results-driven progress.

**Highlights:** Action planning framework, Goal achievement, Purposeful execution, Results-driven progress

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DaVinci Lock Mobile free?

DaVinci Lock Mobile is free to download, with no in-app purchases.

### Is i404 free?

i404 is free to download, with no in-app purchases.

### Which has better reviews, DaVinci Lock Mobile or i404?

i404 is rated higher. DaVinci Lock Mobile averages 4.0 out of 5 from 3 ratings, while i404 averages 5.0 from 1 ratings.

### Do DaVinci Lock Mobile or i404 have ads?

Neither DaVinci Lock Mobile nor i404 shows ads.

### Which is updated more often, DaVinci Lock Mobile or i404?

DaVinci Lock Mobile ships an update monthly, and i404 every 3 months. Most recently, DaVinci Lock Mobile was updated on October 4, 2026 and i404 on September 29, 2026.

---

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