# Sainte vs Interactive Protist Explorer

The clearest difference is price: Sainte at Free against Interactive Protist Explorer's $1.99. Interactive Protist Explorer's advantage is in-app purchases (none vs 15) and update cadence (every 4 months vs every 62 months). On ads and device support there is nothing between them.

Sainte is free to download; Interactive Protist Explorer costs $1.99 up front. Sainte sells 15 one-off in-app purchases. Interactive Protist Explorer asks for nothing beyond the download.

Sainte ships an update every 62 months, Interactive Protist Explorer every 4 months. The most recent releases landed on October 24, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Sainte | Interactive Protist Explorer |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[1.8 (5 ratings)](https://appshunter.io/ios/app/sainte-chapelle-visitor-guide/id1072846013/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 62 months | **Every 4 months** |
| Monetization | Free with in-app purchases | — |
| Size | 62 MB | 64 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, iPad | iPad, Apple TV |
| Age rating | 4+ | 4+ |
| Developer | [eTips LTD](https://appshunter.io/developer/330954824) | [Ventura Educational Systems](https://appshunter.io/developer/371324172) |

## What reviewers say

### Sainte

[App page](https://appshunter.io/ios/app/sainte-chapelle-visitor-guide/id1072846013)

Explore Sainte-Chapelle and Paris with this offline mobile guide. It offers detailed information on the chapel's history, architecture, and surrounding attractions, along with a comprehensive Paris travel guide.

**Highlights:** Offline access, Sainte-Chapelle history and architecture, Lower and Upper chapel details, Île de la Cité and surrounding sites, Complete Paris travel guide, Offline city maps and itineraries

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

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sainte-Chapelle Visitor Guide | $1.99 | one-time |
| Val de Loire Visitor Guide | $1.99 | one-time |
| Louvre Museum | $1.99 | one-time |
| Musée d'Orsay | $1.99 | one-time |
| Notre Dame Cathedral | $1.99 | one-time |
| Eiffel Tower | $1.99 | one-time |
| Les Invalides | $1.99 | one-time |
| Lyon | $1.99 | one-time |
| Versailles | $1.99 | one-time |
| Sacré-Cœur Basilica | $1.99 | one-time |
| Mont Saint-Michel | $1.99 | one-time |
| Loire Valley | $1.99 | one-time |
| Paris Travel Guide | $2.99 | one-time |
| Paris | $2.99 | one-time |
| Sainte-Chapelle | $3.99 | one-time |


### Interactive Protist Explorer

[App page](https://appshunter.io/ios/app/interactive-protist-explorer/id1270888856)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sainte free?

Sainte is free to download, with in-app purchases available.

### Is Interactive Protist Explorer free?

Interactive Protist Explorer costs $1.99, with no in-app purchases.

### Do Sainte or Interactive Protist Explorer have ads?

Neither Sainte nor Interactive Protist Explorer shows ads.

### Which is updated more often, Sainte or Interactive Protist Explorer?

Sainte ships an update every 62 months, and Interactive Protist Explorer every 4 months. Most recently, Sainte was updated on October 24, 2026 and Interactive Protist Explorer on September 23, 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.*