Callback Duocom
v2.0.0 · 4.8 MB · code 41
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File information
UpdatedJun 8, 2024
PublishedDec 28, 2022
Packagecall.back
Versionv2.0.0 (41)
Size4.8 MB
MD5675d82086840c334c274daf941fe91f1
Min SDK19
ABIsx86, x86-64, armeabi-v7a, arm64-v8a
Malware scanTRUSTED
Signature SHA1BF:CB:2E:F1:0B:A3:13:86:89:F2:9C:D1:D8:70:39:0D:7D:00:A6:10
SignerCN=Diego Betancor Dominguez, OU="Duocom Europe, S.L.", O="Duocom Europe, S.L.", L=Las Palmas de G.C., ST=Las Palmas, C=ES
Total downloads1,000
This version1,000
DeveloperDuocom Europe, S.L.
Age ratingEveryone
What's new in v2.0.0
Android new version improvements.
Any suggestions: https://www.duocom.es/contacto.php
Any suggestions: https://www.duocom.es/contacto.php
Security scan
TRUSTED
- Developer signature verified 2025-03-09
- Signature SHA1 BF:CB:2E:F1:0B:A3:13:86:89:F2:9C:D1:D8:70:39:0D:7D:00:A6:10
- File MD5 675d82086840c334c274daf941fe91f1
How to install Callback Duocom v2.0.0 on Android 4.4 KitKat+
Takes about 2 minutes. You'll need roughly 4.8 MB of free storage.
- Grab call.back_41.apk — hit the Download button above (4.8 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 675d82086840c334…. Any difference means the file is corrupted or tampered — delete and re-download.
- Open the APK — tap the download notification, or find call.back_41.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=Diego Betancor Dominguez, OU="Duocom Europe, S.L.", O="Duocom Europe, S.L.", L=Las Palmas de G.C., ST=Las Palmas, C=ES. 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 Callback Duocom — tap Open on the install screen, or find the Callback Duocom icon in your app drawer (this build targets x86/x86-64/armeabi-v7a/arm64-v8a devices).
Common install errors for Callback Duocom
- "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 4.4 KitKat 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.