# Século Mobile vs Sentinel

The clearest difference is review sentiment: Século Mobile at 50% against Sentinel's 25%. Século Mobile also leads on device support (3 vs 1) and iOS requirement (11.0 vs 16.4). 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.

Século Mobile ships an update every 3 weeks, Sentinel fortnightly. The most recent releases landed on September 18, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Século Mobile | Sentinel |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **50.0% of reviews** | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Free | Free |
| Size | 39 MB | 59 MB |
| Requires iOS | **11.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | +4 |
| Developer | [Rogerio Americo](https://appshunter.io/developer/1130144362) | [Sentinel Desenvolvimento Ltda](https://appshunter.io/developer/1761365452) |

## What reviewers say

### Século Mobile

[App page](https://appshunter.io/ios/app/seculo-mobile/id1278644653)

This app serves as a digital grade book for educators. It allows teachers to easily record and manage student grades for various assignments and subjects. The application provides a streamlined way to keep track of academic performance.

**Highlights:** Digital grade book, Student grade management, Assignment tracking, Subject performance overview, Easy data entry

**Features:** Vision Pro support

**In-app purchases:** none


### Sentinel

[App page](https://appshunter.io/ios/app/sentinel/id6612033669)

Manage your condominium's daily life with ease. Send visitor invitations, track deliveries, reserve common areas, and access important documents. Stay informed with official announcements and manage requests efficiently.

**Highlights:** Visitor invitations and real-time authorization, Package and mail tracking, Common area reservations, Activity and class sign-ups, Occurrence and request management, Official announcements and digital bulletin board, Access to condominium documents

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

**In-app purchases:** none


## Frequently asked questions

### Is Século Mobile free?

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

### Is Sentinel free?

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

### Do Século Mobile or Sentinel have ads?

Neither Século Mobile nor Sentinel shows ads.

### Which is updated more often, Século Mobile or Sentinel?

Século Mobile ships an update every 3 weeks, and Sentinel fortnightly. Most recently, Século Mobile was updated on September 18, 2026 and Sentinel on October 9, 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.*