
Buffl: Learn with flashcards
Create online courses with flashcards and multiple choice questions.
Brain Factory GmbH · com.brainfactory.buffl
- Signature matches the Google Play version Details
At a glance
- Latest version
- v2.1.1 (49)
- Updated
- Mar 19, 2026 (7 months ago)
- APK size
- 39.3 MB
- Requires
- Android 5.0+ (API 21)
- CPU support
- x86 64-bit, ARM 32-bit, ARM 64-bit
- Category
- Education (app)
- Listed since
- Oct 20, 2020 (at least)
- Permissions
- 16 (5 sensitive)
- Website
- buffl.co
- Developer contact
- [email protected]
- Privacy
- Developer's privacy policy
About this APK
Buffl: Learn with flashcards is an app by Brain Factory GmbH in the Education category, listed since at least October 2020. It includes native code for x86 64-bit, ARM 32-bit and ARM 64-bit, so it runs on practically every phone.
It asks for 16 permissions, 5 of them sensitive, including camera, record audio and read shared storage. It asks for the same permissions as version 2.1.4. The app offers in-app purchases through Google Play and can read the advertising ID that ad and analytics services use.
What's new in v2.1.1
Description
From the listing uploaded by “appupdater”.
Version history
2 versions are listed, going back to v2.1.4.
Security & authenticity
Signing certificate
- Signature matches the Google Play version Checked by the source store on Mar 19, 2026.
- Certificate from Google Play App Signing Google keeps the signing key for the developer, so the certificate carries Google's name.
- Same certificate as the other version checked
Store checks and file details
- Developer signature verified Mar 19, 2026
- Validated against Google Play Mar 19, 2026
- Signed byCN=Android, OU=Android, O=Google Inc., L=Mountain View, ST=California, C=US
- Signing certificate (SHA-1)49:A4:0E:06:09:58:A1:5D:80:51:7E:14:43:91:2E:C8:CC:48:AC:2F
- File MD5ff5efa36dab44138d578ebde92203359
- Uploaded by “appupdater” Gold tier · 117,810 followers · uploading since 2020
Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures (1 other version compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.
Permissions (16)
Buffl: Learn with flashcards requests 16 permissions, 5 of them sensitive.
- Access media location Sensitive android.permission.ACCESS_MEDIA_LOCATION
- Camera Sensitive android.permission.CAMERA
- Modify shared storage Sensitive android.permission.WRITE_EXTERNAL_STORAGE
- Read shared storage Sensitive android.permission.READ_EXTERNAL_STORAGE
- Record audio (microphone) Sensitive android.permission.RECORD_AUDIO
- Advertising ID com.google.android.gms.permission.AD_ID
- Bluetooth android.permission.BLUETOOTH
- Control vibration android.permission.VIBRATE
- Full network access android.permission.INTERNET
- Google Play install referrer com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
- In-app purchases (Google Play Billing) com.android.vending.BILLING
- Modify audio settings android.permission.MODIFY_AUDIO_SETTINGS
- Prevent the device from sleeping android.permission.WAKE_LOCK
- Run at startup android.permission.RECEIVE_BOOT_COMPLETED
- Run foreground services android.permission.FOREGROUND_SERVICE
- View network connections android.permission.ACCESS_NETWORK_STATE
Required hardware & features
- Bluetooth android.hardware.bluetooth
- Camera android.hardware.camera
- Basic touch input android.hardware.faketouch
- Microphone android.hardware.microphone
Buffl: Learn with flashcards APK: questions and answers
Can I install this APK over the version I already have?
Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.
Is Buffl: Learn with flashcards free?
The APK is free to download, but the app offers in-app purchases through Google Play.
Is the Buffl: Learn with flashcards APK safe?
No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. Its signature matches the Google Play version. It is signed with the same certificate as the other version checked. After downloading, check that the file's MD5 is ff5efa36dab44138d578ebde92203359.