Scientific calculator plus advanced 991 calc
v5.4.4.229 · 25.1 MB · code 20210902
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File information
UpdatedApr 12, 2022
PublishedFeb 15, 2022
Packageadvanced.scientific.calculator.calc991.plus
Versionv5.4.4.229 (20210902)
Size25.1 MB
MD52c62a19aea7bc4b027a821d8feb9ad55
Min SDK17
Malware scanTRUSTED
Signature SHA184:D7:1A:38:34:4E:15:F1:BD:49:B0:C5:94:45:43:2D:0D:56:5E:6A
SignerCN=Android, OU=Android, O=Google Inc., L=Mountain View, ST=California, C=US
Total downloads50,000,000
This version50,000,000
DeveloperTools for student
Age ratingEveryone
What's new in v5.4.4.229
Improved graphing quality and performance.
Solve equation up to power of 5.
Improved matrix and vector UI.
Fixed some problems.
Solve equation up to power of 5.
Improved matrix and vector UI.
Fixed some problems.
Security scan
TRUSTED
- Developer signature verified 2022-04-12
- Scanned for malware 2022-04-12 00:05:02
- Signature SHA1 84:D7:1A:38:34:4E:15:F1:BD:49:B0:C5:94:45:43:2D:0D:56:5E:6A
- File MD5 2c62a19aea7bc4b027a821d8feb9ad55
How to install Scientific calculator plus advanced 991 calc v5.4.4.229 on Android API 17+
Takes about 2 minutes. You'll need roughly 25.1 MB of free storage.
- Grab advanced.scientific.calculator.calc991.plus_20210902.apk — hit the Download button above (25.1 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 2c62a19aea7bc4b0…. Any difference means the file is corrupted or tampered — delete and re-download.
- Open the APK — tap the download notification, or find advanced.scientific.calculator.calc991.plus_20210902.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=Android, OU=Android, O=Google Inc., L=Mountain View, ST=California, C=US. 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 Scientific calculator plus advanced 991 calc — tap Open on the install screen, or find the Scientific calculator plus advanced 991 calc icon in your app drawer.
Common install errors for Scientific calculator plus advanced 991 calc
- "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 API 17 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.