# SMOU vs OCCDEC Security Guard

The clearest difference is iOS requirement: OCCDEC Security Guard at 15.1 against SMOU's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

SMOU ships an update every 6 weeks, OCCDEC Security Guard monthly. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | SMOU | OCCDEC Security Guard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (720 ratings)](https://appshunter.io/ios/app/smou-mobility-services/id1439898721/reviews)** | — |
| Number of ratings | **720** | — |
| Positive reviews | 4.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 437 MB | 40 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ajuntament de Barcelona](https://appshunter.io/developer/303950690) | [LineSpotting AB](https://appshunter.io/developer/1326519237) |

## What reviewers say

### SMOU

[App page](https://appshunter.io/ios/app/smou-mobility-services/id1439898721)

This app consolidates various urban mobility services in Barcelona and its metropolitan area. It allows users to pay for parking, book taxis, manage resident parking, and access public transport information and shared mobility options.

**Highlights:** Pay for blue zone parking meters, Find and pay for parking spaces, Book and pay for taxis, Manage resident parking, Access public transport information, Use shared mobility services (bikes, scooters, cars)

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Great idea but slowest app ever
- 👍 Excellent app for connecting transportation options

**What reviewers complain about**

- 🐛 Glitchy, buggy, and unreliable
- 🔍 Confusing user interface
- 🚲 Lack of available and working bikes
- 🤷‍♂️ Not made for tourists
- 💳 Annual subscription only

**Reported bugs**

- Frequent app crashes and disconnections
- Issues with email verification and login
- Incorrect bike availability information
- Problems with reserving and unlocking bikes

**Requested features**

- Ability to report broken bikes
- Faster QR code scanning
- NFC integration for bike unlocking
- Offline access to Bicing card
- Improved real-time availability of bikes


### OCCDEC Security Guard

[App page](https://appshunter.io/ios/app/occdec-security-guard/id1496510411)

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

**In-app purchases:** none


## Frequently asked questions

### Is SMOU free?

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

### Is OCCDEC Security Guard free?

OCCDEC Security Guard is free to download, with no in-app purchases.

### Do SMOU or OCCDEC Security Guard have ads?

Neither SMOU nor OCCDEC Security Guard shows ads.

### Which is updated more often, SMOU or OCCDEC Security Guard?

SMOU ships an update every 6 weeks, and OCCDEC Security Guard monthly. Most recently, SMOU was updated on October 26, 2026 and OCCDEC Security Guard on October 25, 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.*