Raffaello Player 4
v4.81.1 · 30.6 MB · code 5000129
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File information
UpdatedApr 18, 2026
PublishedApr 7, 2022
Packageair.com.greenbubble.raffaello
Versionv4.81.1 (5000129)
Size30.6 MB
MD52fea8fc60d7b0806051ef5c73b2deb6e
Min SDK21
ABIsx86, x86-64, armeabi-v7a, arm64-v8a
Malware scanTRUSTED
Signature SHA17D:28:5A:5D:60:25:CE:0A:6F:4F:34:25:14:92:4C:C5:3D:09:E5:9D
SignerCN=Raffaello Libri srl, OU=Unknown, O=Raffaello Libri srl, L=Unknown, ST=Unknown, C=Unknown
Total downloads500,000
This version500,000
DeveloperRaffaello Libri
Age ratingEveryone
What's new in v4.81.1
Nuovo Assistente Virtuale Raffaello per la creazione di esercizi e mappe mentali tramite AI (solo per Docenti).
Security scan
TRUSTED
- Developer signature verified 2026-04-18
- Signature SHA1 7D:28:5A:5D:60:25:CE:0A:6F:4F:34:25:14:92:4C:C5:3D:09:E5:9D
- File MD5 2fea8fc60d7b0806051ef5c73b2deb6e
How to install Raffaello Player 4 v4.81.1 on Android 5.0 Lollipop+
Takes about 2 minutes. You'll need roughly 30.6 MB of free storage.
- Grab air.com.greenbubble.raffaello_5000129.apk — hit the Download button above (30.6 MB). If your browser warns about APK files, choose Keep or Download anyway — that warning fires on every APK, not just this one.
- Trust your browser to install — on Android 8+ go to Settings → Apps → Special access → Install unknown apps, pick the app you downloaded with (Chrome, Firefox, Files, etc.), and flip Allow from this source. On older Android, toggle Unknown sources under Security.
- (Optional) Verify the file — compute the MD5 of the downloaded APK and make sure it matches 2fea8fc60d7b0806…. Any difference means the file is corrupted or tampered — delete and re-download.
- Open the APK — tap the download notification, or find air.com.greenbubble.raffaello_5000129.apk in your Files app under Downloads, then tap it. Android's package installer will appear.
- Check the signer — the install screen will name the publisher. For this build it should read CN=Raffaello Libri srl, OU=Unknown, O=Raffaello Libri srl, L=Unknown, ST=Unknown, C=Unknown. If it doesn't match, cancel — you have the wrong file.
- Review permissions & tap Install — scroll the permission list, then confirm. If Play Protect flags it, tap Install anyway (this APK was scanned as TRUSTED).
- Done — open Raffaello Player 4 — tap Open on the install screen, or find the Raffaello Player 4 icon in your app drawer (this build targets x86/x86-64/armeabi-v7a/arm64-v8a devices).
Common install errors for Raffaello Player 4
- "App not installed" — usually means an older or differently-signed version is already on your device. Uninstall it first, then retry. Your data may be lost unless you back it up.
- "Parse error" — the APK is for a newer Android than yours. This version needs Android 5.0 Lollipop or later. Pick an older build from the versions list below.
- "There was a problem parsing the package" — the download was interrupted. Delete the file and re-download over Wi-Fi.
- Works on one phone but not another — this build ships x86/x86-64/armeabi-v7a/arm64-v8a native code. Devices with a different CPU will reject it.