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1---
2title: The phone app
3description: g1t on Android and iOS, built with Expo. Chat with your team, live, with notifications on your phone, and Code, signed in with g1t's own OAuth. Android first, downloaded from g1t.sh while it waits for Google Play.
4---
5
6The phone app is g1t on Android and iOS, with its own screens for what
7you do away from a desk: talking with your team in Chat, with
8notifications on your phone, and reviewing pull requests in Code.
9Everything else opens on the site, in your phone's browser.
10
11## Install it
12
13Android comes first. Get it from [g1t.sh/download](https://g1t.sh/download):
14the page opens on **Android** when you visit it on an Android phone, and
15[g1t.sh/download?platform=android](https://g1t.sh/download?platform=android)
16opens it from anywhere.
17
181. On your Android phone, choose **Download for Android**. On a computer,
19 scan the code beside it with the phone's camera instead.
202. Open the downloaded file. Android asks once to allow your browser to
21 install apps: allow it. If Play Protect warns about an unknown app,
22 choose **More details**, then **Install anyway**.
233. Open **g1t (beta)** and choose **Sign in with g1t**.
24
25Point at the file's name on the page to see its SHA-256, to check the file
26you have is the one g1t published. Like every g1t build during the alpha,
27the app isn't code-signed yet, which is why Android warns
28([unsigned during the alpha](/guides/desktop/#unsigned-during-the-alpha)).
29
30**Why a download, and not Google Play?** Google Play and the App Store
31publish a company's apps only once it is verified with a D-U-N-S number,
32and Flagon's is on its way. Until then the Android app is published on
33g1t.sh, as [the desktop app](/guides/desktop/) is. It moves
34into Google Play as soon as it can. iOS has no way in but the App Store,
35so it follows then.
36
37**Updates** reach the app by themselves: most arrive the next time you
38open it, with nothing to install. A change that needs a new install is a
39new release on the download page; installing it over the one you have
40keeps you signed in.
41
42The bar along the bottom is the site's phone bar:
43
44| Tab | What is on it |
45| --- | --- |
46| **Home** | Coming. Opens Home on the site meanwhile. |
47| **Chat** | Your starred conversations, channels and direct messages, with what is unread, moving live. See [Chat](#chat). |
48| **Notifications** | Coming. Opens your notifications on the site meanwhile; messages to you already arrive [on the phone](#notifications). |
49| **Code** | The workspace's repositories, each with its pull requests and issues. A pull request shows its description, checks, conversation and changed files, and you can approve it or ask for changes. An issue shows the pull requests made for it, and you can comment. Shown when you use Code in the workspace. |
50| **More** | Whether this phone gets notifications, your workspaces, how you signed in, and **Sign out**. |
51
52## Chat
53
54Chat on the phone is the site's Chat: the same conversations, as they
55happen.
56
57- **Conversations** show messages as the site draws them: bold, italic,
58 code, lists, quotes, tables and links, with `@mentions`, `#channels`
59 and `#123` references standing out. Messages by one person a few minutes
60 apart run together, and each day is marked.
61- **Live.** New messages, edits, deletions and reactions appear as they
62 happen, and the line above the box says who is typing. Unread counts in
63 the list and on the **Chat** tab move as messages arrive anywhere.
64- **Sending** shows your message at once. If it doesn't reach g1t, it
65 stays, marked **Not sent**: tap it to try again.
66- **Long-press a message** to react, reply in a thread, copy it, or edit
67 or delete your own. Tap a reaction to add yours or take it back.
68- **Threads** open from a message's replies, with the message they are
69 under at the top.
70- **⋯** on a conversation stars, mutes or leaves it.
71- **New message** (the pen at the top of Chat) messages a person, or a few
72 people together, or makes a channel. **Browse** at the
73 foot of the list joins public channels.
74
75A notification for a conversation you have open is not shown; one for
76another shows as a banner at the top of the screen.
77
78## Notifications
79
80The phone gets the same notifications as [browser push](/guides/notifications/#on-your-phone):
81messages to you, mentions and replies in threads you are in, under the
82same rules. Nothing comes while you are using
83g1t in a browser or in the app itself, and nothing in
84[Do not disturb](/guides/chat/#sounds-and-do-not-disturb). Tapping one
85opens the conversation or thread it is about.
86
87The app asks to notify you the first time you sign in. To change it
88later, use **More → Notifications on this phone**, or the phone's own
89settings for g1t, where Android lists the **Messages** channel. Signing
90out stops them on that phone.
91
92## Signing in
93
94**Sign in with g1t** opens g1t.sh in your phone's browser, where you sign
95in as usual (with your password, GitHub, two-factor) and approve the app.
96The browser sends you back to the app, signed in. The app never sees your
97password. This is [OAuth](/guides/authentication/#signing-in-with-oauth):
98the app is listed as **g1t for Android** or **g1t for iOS** in
99[Settings → Connected applications](https://g1t.sh/settings/applications),
100where **Change access** narrows what it can do and **Sign out** ends it at
101once.
102
103The approval page lists what the app asks for: reading your account,
104workspaces, repositories, checks and workflows, reading and writing
105issues, pull requests and notifications, and reading artifacts. Untick what you would rather it
106could not do.
107
108**Use an access token** signs in with a
109[personal access token](/guides/authentication/#access-tokens) you paste
110in instead. The token stays on your phone, in its keystore.
111
112The app asks for `chat:read` and `chat:write` too. They let it use
113Chat's routes and live connections on the site, and register for
114notifications, and nothing else there: the app's sign-in cannot open the
115site's pages as you.
116
117## Links
118
119A `g1t://` link opens the app, as it opens [the desktop app](/guides/desktop/#links):
120`g1t://acme/-/chat/dm/chn_1` is that conversation. The app shows the
121pages it has screens for:
122
123| Link | Opens |
124| --- | --- |
125| `g1t://<workspace>/-/chat`, `…/-/chat/<channel>`, `…/-/chat/dm/<id>` | Chat, or the conversation, in that workspace |
126| `g1t://<owner>/<repo>` | The repository |
127| `g1t://<owner>/<repo>/pull/<number>`, `…/issues/<number>` | The pull request or issue |
128
129Any other page opens on the site, in the browser.
130
131## Your own g1t
132
133The app works with a g1t you [run yourself](/guides/self-hosting/) as well
134as with g1t.sh. It talks to one g1t at a time, and opens on g1t.sh unless
135you point it elsewhere. Two ways to point it at yours:
136
137- **Scan its code.** Your g1t's download page, `<your g1t>/download`, has
138 a QR code under its platforms, **Use the phone app with** your g1t. Scan it with the phone's camera, or
139 open the page on the phone and choose **Open in the g1t app**. The app
140 asks **Use g1t.example.com?**, then signs you in there.
141- **Type its address.** On the sign-in screen, choose **Using your own
142 g1t? Sign in there** and enter the address you open it at in a browser,
143 such as `g1t.example.com`.
144
145Either way the app reads `<your g1t>/.well-known/g1t.json`, where your g1t
146says where its API is, so you never type that. A g1t from before the phone
147app has no such file: the app then takes the API to be `api.` in front of
148the site, and offers **Its API is at another address** if it is not.
149
150The sign-in screen then says **Signing in to g1t.example.com**, with
151**Change** and **Use g1t.sh**. Switching signs you out of the g1t you were
152on.
153
154| Your g1t | What to know |
155| --- | --- |
156| Reached by the phone | `PUBLIC_URL` and `API_URL` must be addresses the phone can open. `localhost` on a phone is the phone itself: use your computer's address on the network, or a domain. |
157| `https` | Store builds of the app open `https` addresses only, as Android requires. A development build also opens `http`, for a g1t on your own network. |
158| Notifications | Work with no setup: your g1t sends them through Expo's push service, as g1t.sh does. To keep notifications' words off Expo's, Google's and Apple's services, set `PHONE_PUSH=off` ([self-hosting](/guides/self-hosting/#the-phone-app)); the app then says your g1t sends no notifications, and Chat still updates while it is open. |
159| Older versions | A g1t from before the phone app does not let the app's sign-in into Chat. Upgrade it, or sign in with an access token that has **Use the website as you**. |
160
161## What's not there yet
162
163- **Google Play and the App Store**, once Flagon's D-U-N-S number
164 arrives ([above](#install-it)). Until then, Android from the download
165 page; iOS waits for the App Store.
166- **Home, Notifications and Artifacts** as tabs of their own.
167 Their pages open on the site meanwhile.
168- **Formatting in Code.** Descriptions and comments show their Markdown
169 as written; messages in Chat are formatted.
170- **Attachments and custom emoji.** Files in messages, and a
171 workspace's own `:emoji:`, show as their names.
172- **Replying from a notification**, without opening the app.
173- **https links.** `g1t.sh` addresses open the site in the browser, not
174 the app, until g1t.sh publishes the files Android and iOS check first.
175
176## For operators: building and releasing
177
178The app lives in `apps/mobile`: [Expo](https://expo.dev) with Expo
179Router, in TypeScript, sharing types with the site through
180`@g1t/contracts`. It builds with EAS Build. `apps/mobile/README.md` has
181the commands for running it on a phone and the first-time setup.
182
183| Build | Command | What it makes |
184| --- | --- | --- |
185| Development | `eas build --profile development --platform android` | An APK of `g1t (dev)` (`sh.g1t.app.dev`) that loads its code from your computer. |
186| Preview | `npm run build:android:apk -w @g1t/mobile` | An APK of `g1t (beta)` (`sh.g1t.app.preview`) to install on testers' phones. |
187| Production | `npm run build:android -w @g1t/mobile` | An Android App Bundle of `g1t` (`sh.g1t.app`) for Google Play. |
188
189The three install side by side. `eas submit --platform android` sends
190the latest production build to Google Play's internal testing track as a
191draft, once there is a Play account to send it to.
192
193### Releasing on g1t.sh/download
194
195Until the app is in Google Play, the `preview` build is the one people
196install, from g1t.sh/download. A release is a tag `mobile-v<version>`,
197where the version is `version` in `apps/mobile/app.config.ts`: push it,
198and the `Mobile release` workflow (`.g1t/workflows/mobile-release.yml`)
199has EAS build the APK, then publishes it to the `g1t-downloads` bucket
200at `g1t.sh/downloads/mobile/<version>/` and points `mobile/latest.json`
201at it, which the download page reads. `scripts/mobile-release.mjs` does
202the same by hand (`build`, `fetch`, `manifest`, `publish`).
203
204| Secret or variable | What it is |
205| --- | --- |
206| `EXPO_TOKEN` | An Expo access token with access to the g1t project, from expo.dev |
207| `CLOUDFLARE_API_TOKEN`, `CLOUDFLARE_ACCOUNT_ID` | As the deploy has them |
208
209Most changes need no release: `eas update --channel preview` in
210`apps/mobile` sends the app's new code to every installed copy of that
211version, which takes it the next time it opens. A release is for a change
212to the app's native side (a new native module, `app.config.ts`) or its
213`version`, which is also what decides which updates a copy takes.