WhatsDown

about

description

WhatsDown is a decentralized and secure instant messenger that is easy to use for friends and family. • Anonymous. Instant onboarding without a phone number, e-mail or other private data. • Flexible. Supports multiple chat profiles and is easy to setup on multiple devices. • Extensible. Use mini-apps in chats like shopping lists, calendars or games. • Reliable. Works under bad and adverserial network conditions. • Secure. Audited End-to-End encryption safe against network and server attacks. • Sovereign. Can be run with your own e-mail address or server. ArcaneChat is a Delta Chat client and was created with a focus on usability, good user experience, and saving data plan. Also the app usually experiments with new features that eventually might get added to the official Delta Chat client. <b>Main differences with official Delta Chat client:</b> <ul> <li>Support for some markdown styles in text messages (bold, italic, strike, etc.)</li> <li>Support for displaying Telegram's animated stickers (.tgs files)</li> <li>Support for SVG images previews</li> <li>Multiple color themes/skins</li> <li>It is possible to disable profiles to completely disconnect them saving data/bandwidth</li> <li>You can easily see the connection status of all your profiles in the profile switcher</li> <li>A videochat instance is set by default</li> <li>Extra option to share location for 12 hours</li> <li>Clicking on a message with a POI location, will open the POI on the map</li> <li>Last-seen status of contacts is shown in your contact list, like in WhatsApp, Telegram, etc.</li> <li>Videos are played in loop, useful for short GIF videos</li> <li>Verified icon is shown in the chat list for the "Device Messages" chat</li> <li>Voice messages have more aggressive compression in "worse quality" mode to save data plan</li> <li>Automatic download of messages limited to 640KB by default</li> <li>Profile's display name is always shown in the app's title bar instead of the name of the app</li> <li>Your avatar is visible to other users in Mailing Lists</li> <li>Can be selected as app to open .xdc files</li> <li>For mini-apps developers: there are some extra features in the WebXDC API, check https://github.com/ArcaneChat/android/#webxdc</li> <li>Better settings organization with additional "Privacy" section</li> </ul>

publisher

78ce6faa72264387284e647ba6938995735ec8c7d5c5a65737e55130f026307d

first seen

2026-10-08T03:09:55.462138+00:00

last event

2026-10-08 03:09 UTC

install

zapstore.dev or any Zapstore-compatible client

source & build

repository

https://github.com/seyfal-kernel/whatsdown

arch flags

android-arm64-v8a

manifest

missing

releases (kind 30063)

1 release indexed; latest 1.58.2.

assets & verification

Every app, release and asset event is schnorr-verified (NIP-01 id + signature) before it enters the catalog, and assets are content-addressed by sha256. We subscribe read-only to the catalog relay — never write to it.

1.58.2 — WhatsDown-foss-arm64-v8a-1.58.2.apk

sha256

0471d29063f53f70df0c97dd9291ad4d1325846eecaa34cd30d4f9fc40f21a5e

size

21.1 MB

archs

android-arm64-v8a

version code

300007202

apk cert sha256

9739cd5e70400f9e4b4c18f8145620bede4307fbad03aa68280e576f0d71bb81

download

WhatsDown-foss-arm64-v8a-1.58.2.apk

Showing the newest 1 asset descriptor; the full set is in /api/apps/78ce6faa…