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Perpustakaan Spectra Downloads & RevenuePerpustakaan Spectra · Google Play

Perpustakaan Spectra is #149 in Books & Reference Free on Google Play in Indonesia and charting in 1 of 23 countries we track.

Updated 11 Nov 2026 · rankings refresh through the day

DeveloperPT. Enam Kubuku Indonesia
Category–
PriceFree
Released–
Installs–
Rating–
Updated–
Content rating–
View on Google Play ↗

Perpustakaan Spectra update history & changes

Last change · 1 events since 11 Nov 2026Full timeline ↓
🆕First spotted by AppInsider
Full timeline · 1 events
  2. 🆕
    Perpustakaan Spectra first spotted by AppInsider
    Indonesia

Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.

Best rank now
#149
Books & Reference Free
Measured

Perpustakaan Spectra on Google Play

App details

App ID
id.kubuku.kbk3129740
Publisher
PT. Enam Kubuku Indonesia