Educational psychology
v8.5.4c · 17.4 MB · code 805040
Verify you're human
Solve this to start the download.
File information
UpdatedOct 8, 2025
PublishedFeb 11, 2020
Packagecom.do_apps.catalog_960
Versionv8.5.4c (805040)
Size17.4 MB
MD58c8a1874fd3d7ae6be568c641b83686d
Min SDK19
Malware scanTRUSTED
Signature SHA1A2:44:79:71:62:10:F9:F3:05:1E:B4:1D:AF:A8:92:EC:B0:D2:CD:3E
SignerCN=, OU=, O=kirs26, C=
Total downloads50,000
This version50,000
DeveloperSvetlana Sidorova
Age ratingEveryone
What's new in v8.5.4c
Improved downloading of images for offline use, updated content of articles, various minor fixes
Security scan
TRUSTED
- Developer signature verified 2020-03-25
- Scanned for malware 2020-09-12 07:41:58
- Signature SHA1 A2:44:79:71:62:10:F9:F3:05:1E:B4:1D:AF:A8:92:EC:B0:D2:CD:3E
- File MD5 8c8a1874fd3d7ae6be568c641b83686d
How to install Educational psychology v8.5.4c on Android 4.4 KitKat+
Takes about 2 minutes. You'll need roughly 17.4 MB of free storage.
- Grab com.do_apps.catalog_960_805040.apk — hit the Download button above (17.4 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 8c8a1874fd3d7ae6…. Any difference means the file is corrupted or tampered — delete and re-download.
- Open the APK — tap the download notification, or find com.do_apps.catalog_960_805040.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=, OU=, O=kirs26, C=. 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 Educational psychology — tap Open on the install screen, or find the Educational psychology icon in your app drawer.
Common install errors for Educational psychology
- "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.