CalcKit: All-In-One Calculator
v8.0.0 · 12.1 MB · code 8000
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File information
UpdatedFeb 22, 2026
PublishedApr 20, 2021
Packagecom.ivanGavrilov.CalcKit
Versionv8.0.0 (8000)
Size12.1 MB
MD5816ac38a6e5b7d0f61c1ae9ab088189f
Min SDK23
ABIsx86, x86-64, armeabi-v7a, arm64-v8a
Malware scanTRUSTED
Signature SHA16B:21:D8:0C:FB:65:7A:20:22:92:F5:89:68:9B:B3:13:23:77:3B:F3
SignerCN=Ivan Gavrilov, OU=IvanGavrilov, O=IvanGavrilov, L=Belgium, ST=Liege, C=BE
Total downloads1,000,000
This version1,000,000
DeveloperIvanGavrilov
Age ratingEveryone
What's new in v8.0.0
CalcKit v7.6.0
• Floating Calculator with resize handle and opacity slider for easy customization.
• New Floating Notepad - keep notes visible over any app!
• Theme improvements for better visual consistency across Android versions.
• Updated translations for 5 languages.
• Various stability improvements and bug fixes.
We value your feedback! Contact us with problems, suggestions or requests.
• Floating Calculator with resize handle and opacity slider for easy customization.
• New Floating Notepad - keep notes visible over any app!
• Theme improvements for better visual consistency across Android versions.
• Updated translations for 5 languages.
• Various stability improvements and bug fixes.
We value your feedback! Contact us with problems, suggestions or requests.
Security scan
TRUSTED
- Developer signature verified 2026-02-22
- Signature SHA1 6B:21:D8:0C:FB:65:7A:20:22:92:F5:89:68:9B:B3:13:23:77:3B:F3
- File MD5 816ac38a6e5b7d0f61c1ae9ab088189f
How to install CalcKit: All-In-One Calculator v8.0.0 on Android 6.0 Marshmallow+
Takes about 2 minutes. You'll need roughly 12.1 MB of free storage.
- Grab com.ivanGavrilov.CalcKit_8000.apk — hit the Download button above (12.1 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 816ac38a6e5b7d0f…. Any difference means the file is corrupted or tampered — delete and re-download.
- Open the APK — tap the download notification, or find com.ivanGavrilov.CalcKit_8000.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=Ivan Gavrilov, OU=IvanGavrilov, O=IvanGavrilov, L=Belgium, ST=Liege, C=BE. 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 CalcKit: All-In-One Calculator — tap Open on the install screen, or find the CalcKit: All-In-One Calculator icon in your app drawer (this build targets x86/x86-64/armeabi-v7a/arm64-v8a devices).
Common install errors for CalcKit: All-In-One Calculator
- "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 6.0 Marshmallow 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.