# Certus vs ISIL

The clearest difference is rating: Certus at 5.0 against ISIL's 3.0. Certus also leads on update cadence (every 3 weeks vs every 12 months) and device support. On price, ratings volume, 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.

Certus holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Certus ships an update every 3 weeks, ISIL every 12 months. The most recent releases landed on October 3, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Certus | ISIL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/certus/id1670174820/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/isil/id6497566660/reviews) |
| Number of ratings | 1 | **2** |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | **Every 3 weeks** | Every 12 months |
| Monetization | Free | Free |
| Size | 141 MB | 36 MB |
| Requires iOS | 15.5 | **14.0** |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 17+ |
| Developer | [Inversiones Educa S.A](https://appshunter.io/developer/1481996803) | [INSTITUTO SUPERIOR SAN IGNACIO DE LOYOLA S.A.](https://appshunter.io/developer/1077012282) |

## What reviewers say

### Certus

[App page](https://appshunter.io/ios/app/certus/id1670174820)

This app provides students with a digital identification card for campus access. It also features a calendar to view classes and a news feed for updates from the institution.

**Highlights:** Digital student ID (Fotocheck), Class calendar and schedule, Campus news feed, Institutional updates

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

**In-app purchases:** none


### ISIL

[App page](https://appshunter.io/ios/app/isil/id6497566660)

Access your academic information, including grades and class schedules. Manage event registrations, view campus mobility times, and find professor details. Includes a digital student ID for convenient access to essential campus resources.

**Highlights:** View grades, Check class schedules, Register for events, Campus mobility times, Professor information, Digital student ID

**In-app purchases:** none


## Frequently asked questions

### Is Certus free?

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

### Is ISIL free?

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

### Which has better reviews, Certus or ISIL?

Certus is rated higher. Certus averages 5.0 out of 5 from 1 ratings, while ISIL averages 3.0 from 2 ratings.

### Which is updated more often, Certus or ISIL?

Certus ships an update every 3 weeks, and ISIL every 12 months. Most recently, Certus was updated on October 3, 2026 and ISIL on September 30, 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.*