Contacts

8 open source Contacts apps

ChatLaunch for WhatsApp
APK
The application is a user-friendly Android app designed to streamline communication on WhatsApp. It allows users to initiate chats directly without the necessity of adding phone numbers to their contact list, offering significant convenience for individuals who engage in one-time or infrequent communications. This feature is especially useful for professionals and businesses that need to connect quickly with clients without cluttering their personal contact list. Additionally, the app boasts an exclusive launcher that enhances user experience by providing easy access and navigation. This tailored launcher is optimized for speed and efficiency, allowing users to open new chat sessions with just a few taps. Another standout feature of the app is its integration with Android's quick actions. This integration permits users to execute common tasks directly from their device's home screen or through shortcuts, dramatically reducing the time and steps needed to start a chat.
F-DroidGitHub
Contact Owner
APK
Contact Owner is displays your (or a friend's) contact information on the "lock screen" of your device, so that if you happen to lose it the finder will know how to contact you. Select yourself (or your friend) from your list of contacts, then select which information you want shown and (optionally) customize your message. Contact Owner is a "fire and forget" tool: once you set it up, your contact information will keep being displayed even after restarting your device, as long as the application is installed.
F-Droid
Contacts Import
APK
Import your CSV contacts from your favourite desktop client without any cloud syncing. Multi-language fully supported including all common localised codepages (from US & Westen Europe to Eastern Europe to China and Japan) and also UTF, so you get your contact information exactly how it should be on the phone. Import contacts from Excel CSV files with over 100 field mappings available. Popular address books formats fully supported to easily get your contacts from Microsoft Outlook and other applications onto your phone. Even has custom mapping features to give you full control over which contact fields you want to import on your phone Your imported Android contacts are kept on your phone and never synced with any Cloud service ever. With this app you will never have to give your contacts to Google, Yahoo, or any other Cloud service again. No need to install any sync bloatware programs on your PC. Your contacts will remain confidential to you. Note this is a one way import from your authorative CSV file. Contacts are imported onto a new account "My Contacts"|owned by the app. If you uninstall the app this account and contacts contained within it will be deleted. The idea is you leave the app on the phone, it does not run or use any resources when not being used. And use the app again to reimport the CSV when it changes. It is also recommended that you take backups and exports, and save outide the app.
F-DroidGitHub
Dumbphone Assistant
APK
An android app which lets you copy contacts to your SIM card Sometimes due to an emergency or simply because you are tired of the constant pressure of a smartphone permanently connected to the internet, you need to use an old phone. It is likely that the only way to move the contacts to it is the SIM card storage. But built-in android contact manager lacks the ability to write contacts to the SIM card. Thats when the Dumbphone Assistant comes in. Dumbphone Assistant lets you copy contacts from phone to SIM card and vice-versa in bulk and individually. This app is a rewrite of simsalabim. It was last updated in 2010, when Android 2.0 came out. Now it supports Android 1.5 through Android 6.0.
F-DroidGitHub
Fossify Contacts
APK
Introducing Fossify Contacts - the next evolution in contact management. Poised to redefine how you manage your contacts, our app combines simplicity with advanced features, tailored for both personal and professional use. πŸ” SMART SEARCH & FIELD CUSTOMIZATION: Locate contacts quickly with our intelligent search feature. Customize visible fields, enjoy a user-friendly interface, and find contacts effortlessly, saving time and enhancing productivity. βœ‰οΈ GROUP MANAGEMENT & COMMUNICATION: Effortlessly manage contact groups for streamlined communication. Our app facilitates easy grouping for batch emails or SMS, with features to create favorite lists and rename groups, enhancing your organizational capabilities. πŸ”„ RELIABLE BACKUP & EXPORT OPTIONS: Ensure your contacts are always safe with our reliable backup system. Seamlessly export or import contacts in vCard format, making data migration and backup a breeze. 🌐 OPEN-SOURCE TRANSPARENCY: Built on an open-source platform, Fossify Contacts champions transparency and user trust. Access our code on GitHub and become part of a community that values privacy, openness, and collaborative improvement. πŸ–ΌοΈ PERSONALIZED USER EXPERIENCE: Customize your contact management with ease. Our app offers flexible settings and design options, allowing you to tailor the interface to your liking. Sort contacts, choose themes, and personalize your experience for maximum convenience. πŸ”‹ EFFICIENT & LIGHTWEIGHT: Optimized for performance, Fossify Contacts is designed to be light on your device's resources. It not only organizes your contacts efficiently but also contributes to longer battery life, ensuring smooth operation. πŸš€ ADVANCED SYNCHRONIZATION: Whether you choose to store your contacts locally or prefer syncing them across devices using different means, our app ensures a smooth, efficient, and secure management experience. πŸ” PRIVACY-FIRST APPROACH: Your contact information remains confidential with Fossify Contacts. We prioritize your privacy, ensuring your data is never shared with third-party apps. πŸŒ™ MODERN DESIGN & USER-FRIENDLY INTERFACE: Enjoy a clean, modern design with a user-friendly interface. The app features a material design and a dark theme option, providing a visually appealing and comfortable user experience. Download the app now and elevate your contact management to new heights. Your journey to efficient, secure, and intuitive contact organization begins here. Explore more Fossify apps: https://www.fossify.org Open-Source Code: https://www.github.com/FossifyOrg Join the community on Reddit: https://www.reddit.com/r/Fossify Connect on Telegram: https://t.me/Fossify
F-DroidGitHubIzzyOnDroid
Identiconizer!
APK
This is a port of ChameleonOS' contact identicons feature (available in the JellyBean versions) with some additional features and fixes. When enabled, new contacts will be assigned a unique identicon instead of the default picture. Features: * Use identicons for newly created contacts. A service is normally used to detect new contacts. If you use the Xposed Framework, you can enable Identiconizer! as a module instead to integrate the application into the system. * Choose from five different identicon styles: Retro, Contemporary, Spirograph, Dot Matrix and Gmail. * Specify the identicon sizes, from 96x96 up to 720x720 (256x256 max on ICS.) * Choose a custom background color for the created identicons. * Create identicons for all contacts without a photo in one go. * Remove identicons from all contacts that have one set. * Contacts list to add/remove Identicon to/from wanted contacts only.
F-DroidGitHub
OpenContacts
APK
Even though we are not having any problem sharing our mobile number with all third parties, people in our phone book might have. We should not be sharing their contact information online. This app saves contacts in its own database separate from android contacts. This way no other app would be able to access contacts. Can be used in place of your default phone(dialer) app. It can import contacts from vCard files. So we can export Android contacts and import into this app. Maintains call log as well. Also shows the person's name upon receiving call
F-Droid
WA Adder
APK
Unlike other apps (e.g. Telegram), WhatsApp doesn't work properly without having access to the phone's contacts. Most functionalities work, but you practically can't add contacts.So, for it to work, you'd have to ask people to add you. Which is a pain!How this app solves it?This app basically solves all of that, and more!It acts as a man-in-the-middle that gets access to your contacts, and then through a simple mock API call, initiates a chat with whichever contact you prefer.You can also start chatting with a phone number directly without adding it as a contact in your phone book!FeaturesπŸ“ž WhatsApp Shortcut – Instantly open a WhatsApp chat using the selected contact's phone number.⚑ No-contact WhatsApp Instant Chat – Instantly open a WhatsApp chat with a given non-contact phone number!πŸ“‡ View Contacts – Displays all phone contacts in a structured, scrollable alphabet list.πŸ” Search Functionality – Quickly find contacts with a real-time search feature.πŸ“–οΈ Add or Edit Contacts – One-stop-shop for quick access to your contacts Add, Edit, Add to existing, or Remove!
F-DroidGitHub
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