Source: https://seerepo.com/compare/ankidroid/Anki-Android/vs/signalapp/Signal-Android
Markdown source: https://seerepo.com/compare/ankidroid/Anki-Android/vs/signalapp/Signal-Android.md
Description: Anki-Android and Signal-Android share 8 technologies: Jetpack Compose, fragment-ktx, lifecycle-process, lifecycle-runtime-compose, androidx.appcompat:appcompat, Google, androidx.constraintlayout:constraintlayout, and androidx.exifinterface:exifinterface. Both are written in Kotlin.

# Anki-Android vs Signal-Android

Anki-Android and Signal-Android share 8 technologies: Jetpack Compose, fragment-ktx, lifecycle-process, lifecycle-runtime-compose, androidx.appcompat:appcompat, Google, androidx.constraintlayout:constraintlayout, and androidx.exifinterface:exifinterface. Both are written in Kotlin.

- [ankidroid/Anki-Android](https://seerepo.com/r/ankidroid/Anki-Android): AnkiDroid: Anki flashcards on Android. Your secret trick to achieve superhuman information retention.
- [signalapp/Signal-Android](https://seerepo.com/r/signalapp/Signal-Android): A private messenger for Android.

## What they share and what sets them apart

- In common: Jetpack Compose, fragment-ktx, lifecycle-process, lifecycle-runtime-compose, androidx.appcompat:appcompat, Google, androidx.constraintlayout:constraintlayout, androidx.exifinterface:exifinterface
- Only in Anki-Android: androidx.activity:activity, androidx.sqlite:sqlite-framework, activity-compose, org.jetbrains.kotlin:kotlin-stdlib, androidx.core:core, android-image-cropper, media3-ui, androidx.recyclerview:recyclerview, androidx.preference:preference-ktx, androidx.viewpager2:viewpager2, androidx.swiperefreshlayout:swiperefreshlayout, org.jsoup:jsoup, com.jakewharton.timber:timber, org.slf4j:slf4j-api
- Only in Signal-Android: androidx.navigation3:navigation3-runtime, androidx.navigation3:navigation3-ui, androidx.lifecycle:lifecycle-viewmodel-navigation3, androidx.compose.runtime:runtime-livedata, androidx.navigation:navigation-compose, sqlite-framework, androidx.sqlite:sqlite, Firebase, core-ktx, lifecycle-common-java8, lifecycle-livedata-ktx, lifecycle-viewmodel-savedstate, navigation-fragment-ktx, navigation-ui-ktx, org.jetbrains.kotlin:kotlin-stdlib-jdk8, Airbnb, com.google.android.flexbox:flexbox, gridlayout, media3-ui-compose, recyclerview, window-java, com.airbnb.android:lottie, androidx.compose.material3.adaptive:adaptive, androidx.window:window, androidx.media3:media3-ui, com.google.accompanist:accompanist-drawablepainter, androidx.preference:preference, androidx.camera:camera-view, androidx.paging:paging-compose, androidx.camera:camera-compose, androidx.compose.material:material-icons-extended, com.google.android.gms:play-services-auth, credentials-play-services-auth, androidx.biometric:biometric, androidx.credentials:credentials, android-integration, camera-extensions, documentfile, Glide, com.google.zxing:core, com.github.jknack:handlebars, androidx.camera:camera-video

## Side by side

| | Anki-Android | Signal-Android |
|---|---|---|
| Size | 279,395 lines written, 992 code files | 951,618 lines written, 5,633 code files |
| Who writes it | 0.1% of its commits signed by AI. With Claude Code and Cursor | 0% of its commits signed by AI |
| Activity | Last push November 11, 2026, 22,512 commits, 12,221 stars | Last push November 6, 2026, 21,173 commits, 29,597 stars |
| Tests | 867 test files. 67.6% of its code files have a test that imports them | 1,054 test files. 32.5% of its code files have a test that imports them |

- Size: Lines written by people and agents, without generated ones; code files, without tests.
- Who writes it: A commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
- Activity: From GitHub and its history, on the day SeeRepo read it.
- Tests: The files that test the code, and the share of code files a test imports.

## Frequently asked questions

### Which is bigger, Anki-Android or Signal-Android?

Signal-Android, with 951,618 lines written; Anki-Android has 279,395.

The proof: [signalapp/Signal-Android's code at commit a74583b](https://github.com/signalapp/Signal-Android/tree/a74583b01e260944f699c4da03ba4e8ce04de32b)

### Which has more GitHub stars, Anki-Android or Signal-Android?

Signal-Android, with 29,597 stars; Anki-Android has 12,221.

The proof: [signalapp/Signal-Android on GitHub](https://github.com/signalapp/Signal-Android)

### Which has more tests, Anki-Android or Signal-Android?

Signal-Android, with 1,054 test files; Anki-Android has 867.

The proof: [signalapp/Signal-Android's code at commit a74583b](https://github.com/signalapp/Signal-Android/tree/a74583b01e260944f699c4da03ba4e8ce04de32b)

### Which was updated more recently, Anki-Android or Signal-Android?

Anki-Android: its last push was on November 11, 2026, and Signal-Android's on November 6, 2026.

The proof: [ankidroid/Anki-Android's commits on GitHub](https://github.com/ankidroid/Anki-Android/commits)

### Which has more commits signed by AI, Anki-Android or Signal-Android?

Anki-Android: an AI signed 0.1% of its commits, with Claude Code and Cursor.

The proof: [the commits each tool signed in ankidroid/Anki-Android](https://seerepo.com/r/ankidroid/Anki-Android/ai)

## Sources

- ankidroid/Anki-Android: Read on November 11, 2026, at commit 39804f7 (https://github.com/ankidroid/Anki-Android/tree/39804f7cbc1830627a75677cb9f8cedeb92d4e24)
- signalapp/Signal-Android: Read on November 8, 2026, at commit a74583b (https://github.com/signalapp/Signal-Android/tree/a74583b01e260944f699c4da03ba4e8ce04de32b)

## What is your repo built with?

Any public repo, with no account: https://seerepo.com/r/owner/repo/built, with the owner and name it has on GitHub.