# Thélios Insider vs Memstar Book

Thélios Insider and Memstar Book are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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 every 3 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Thélios Insider | Memstar Book |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/thelios-insider/id6446254403/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free | — |
| Size | 116 MB | 79 MB |
| Requires iOS | **13.0** | 13.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [THE'LIOS SPA](https://appshunter.io/developer/1589915780) | [66 ORIGIN](https://appshunter.io/developer/1547250216) |

## What reviewers say

### Thélios Insider

[App page](https://appshunter.io/ios/app/thelios-insider/id6446254403)

This educational app allows users to explore Thélios, LVMH Eyewear's brands, products, and latest news. It fosters a community for users to become insiders and deepen their knowledge of the eyewear industry.

**Highlights:** Discover Thélios brands, Explore product information, Stay updated on latest releases, Access company news, Join the insider community

**Features:** macOS Compatibility

**In-app purchases:** none


### Memstar Book

[App page](https://appshunter.io/ios/app/memstar-book/id6480310013)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Thélios Insider free?

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

### Is Memstar Book free?

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

### Do Thélios Insider or Memstar Book have ads?

Neither Thélios Insider nor Memstar Book shows ads.

### Which is updated more often, Thélios Insider or Memstar Book?

Thélios Insider ships an update every 3 months, and Memstar Book every 3 months. Most recently, Thélios Insider was updated on November 3, 2026 and Memstar Book on November 4, 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.*