# Bpi Lumière vs Chrysalide

The clearest difference is review sentiment: Chrysalide at 100% against Bpi Lumière's 50%. Bpi Lumière's advantage is iOS requirement (14.0 vs 26.5). 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.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 25, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Bpi Lumière | Chrysalide |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | Free | Free |
| Size | 20 MB | 77 MB |
| Requires iOS | **14.0** | 26.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bibliothèque Publique d'Information](https://appshunter.io/developer/512660792) | [Epimac](https://appshunter.io/developer/362074056) |

## What reviewers say

### Bpi Lumière

[App page](https://appshunter.io/ios/app/bpi-lumiere/id6746236594)

Access real-time library information, including live crowd levels and updated hours. Generate a digital entry ticket and explore the library's collections and resources. Stay informed about daily events and access digital services.

**Highlights:** Live schedules and crowd levels, Digital entry QR code, Collection mapping and exploration, Daily event agenda, Access to digital services, Accessibility information

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

**In-app purchases:** none


### Chrysalide

[App page](https://appshunter.io/ios/app/chrysalide/id6757367507)

This app centralizes and simplifies student access to school information, including schedules, grades, and course details. It offers offline access and timely notifications for updates, ensuring students stay informed about their academic progress.

**Highlights:** Integrated timetable with room and instructor details, Grade tracking with automatic average calculation, Detailed syllabus for all modules, Absence tracking and status, Offline data caching for schedule and grades, Notifications for new grades and schedule changes, Home screen widgets for quick access

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

**In-app purchases:** none


## Frequently asked questions

### Is Bpi Lumière free?

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

### Is Chrysalide free?

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

### Do Bpi Lumière or Chrysalide have ads?

Neither Bpi Lumière nor Chrysalide shows ads.

### Which is updated more often, Bpi Lumière or Chrysalide?

Bpi Lumière ships an update fortnightly, and Chrysalide fortnightly. Most recently, Bpi Lumière was updated on October 25, 2026 and Chrysalide on October 21, 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.*