Lumen — EPUB & PDF Reader

Name: Lumen — EPUB & PDF Reader
Author: kryptow

kryptow

⬇ 100+ downloads

Est. actual: 254

Free

Released: May 16, 2026

No in-app purchases

No ads

Rated: Everyone

Signals

3 this week · 1 positive · 2 warnings All of this week's signals →

📈Last 7 days +13 installs — 50% slower than the week before (+26) · 1/day since Sep 30
🏆Among Books & Reference apps top 31% by installs gained this week (326 peers growing)
🛠Updates dormant · updated 177 days ago

Installs since launch

+50 installs since Sep 30

Update history

1.1 May 17, 2026 · seen Sep 30, 2026

First Release

Only the current version so far — new entries appear as the app ships updates.

Lumen — EPUB & PDF Reader is a books & reference app by kryptow with 100+ downloads (about 254 estimated). +13 installs in the last 7 days. Released May 16, 2026. Install growth, rank history, SDKs and ad networks.

From the store listing: “Lumen — a modern EPUB and PDF reader for Android. Read your ebooks, highlight passages, take notes, and listen with text-to-speech. Ad-free, privacy-first, and entirely under your control. 📚 WHAT IS LUMEN? Lumen is a modern Android ebook reader that brings EPUB and PDF reading together in one beautifully…”