
At a glance
- Latest version
- v2.7 (9)
- Updated
- Mar 18, 2026 (7 months ago)
- APK size
- 30.6 MB
- Requires
- Android 6.0+ (API 23)
- CPU support
- x86 32-bit, x86 64-bit, ARM 32-bit, ARM 64-bit
- Category
- Education (app)
- Listed since
- Oct 20, 2020 (at least)
- Permissions
- 12
- Website
- softecks.in
- Developer contact
- [email protected]
- Privacy
- Developer's privacy policy
About this APK
Digital Signal Processing is an app by Softecks in the Education category, listed since at least October 2020. It includes native code for x86 32-bit, x86 64-bit, ARM 32-bit and ARM 64-bit, so it runs on practically every phone.
Since version 2.6, the minimum Android version rose from 5.0 to 6.0. It asks for 12 permissions, none of them sensitive. Compared with version 2.6, it adds 6 new permissions: “Access adservices ad id”, “Access adservices attribution”, “Access adservices topics” and 3 more. The app can read the advertising ID that ad and analytics services use.
What's new in v2.7
Description
From the listing uploaded by “appupdater”.
Version history
2 versions are listed, going back to v2.6. Since v2.7 it requires Android 6.0+.
Security & authenticity
Signing certificate
- Signature matches the Google Play version Checked by the source store on Mar 18, 2026.
- Certificate issued to “Softecks” This is the certificate of the Google Play version.
- Same certificate as the other version checked
Store checks and file details
- Developer signature verified Mar 18, 2026
- Validated against Google Play Mar 18, 2026
- Signed byCN=Rajil Tl, OU=App development, O=Softecks, L=Mumbai, ST=Maharashtra, C=IN
- Signing certificate (SHA-1)A9:B9:9D:F5:13:AA:85:D7:F9:72:0E:AD:6A:83:8D:51:85:E7:34:F4
- File MD58424c8f6c632145d439b68102cbf7108
- 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 (12)
Digital Signal Processing requests 12 permissions, none of them sensitive.
- Access adservices ad id android.permission.ACCESS_ADSERVICES_AD_ID
- Access adservices attribution android.permission.ACCESS_ADSERVICES_ATTRIBUTION
- Access adservices topics android.permission.ACCESS_ADSERVICES_TOPICS
- Advertising ID com.google.android.gms.permission.AD_ID
- Full network access android.permission.INTERNET
- Google Play install referrer com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
- Internal broadcast protection (app-defined) in.softecks.dsp.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
- Prevent the device from sleeping android.permission.WAKE_LOCK
- Receive push notifications com.google.android.c2dm.permission.RECEIVE
- Run foreground services android.permission.FOREGROUND_SERVICE
- Show notifications android.permission.POST_NOTIFICATIONS
- View network connections android.permission.ACCESS_NETWORK_STATE
Required hardware & features
- Basic touch input android.hardware.faketouch
Digital Signal Processing APK: questions and answers
Is there a version of Digital Signal Processing for older Android phones?
The current version needs Android 6.0 or later. Version 2.6 is the newest listed build that installs on Android 5.0 and later. It is an old build: apps that rely on online services may no longer connect when they are this old. Get version 2.6 · All versions
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 the Digital Signal Processing 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 8424c8f6c632145d439b68102cbf7108.