Finance

194 open source Finance apps

Polymarket Viewer
APK
Browse and explore Polymarket prediction markets with this Android client application. Features: • View active prediction market events • Filter events by category • Sort by volume, liquidity, newest, ending soon, and competitive criteria • View detailed event information including description and volume • Display price history charts for events • Adaptive card layouts for different market types (binary, multi-outcome) • Pull-to-refresh functionality for updating event lists • Pagination for loading more events Built with modern Android development practices using Jetpack Compose and Kotlin. Privacy & Analytics: This app collects minimal anonymous usage statistics (app version, Android SDK version, device language) to help improve the application. No personal information is collected. Analytics can be disabled at any time in the About screen settings. This is an unofficial, experimental application and is not affiliated with Polymarket. Use at your own discretion.
F-DroidGitHub
Price Per Unit
APK
Compare unlimited items to find the best price! Save money in a smart way. Simply give a name (optional), enter in the cost, amount and size of each item and the unit per dollar will be calculated. This then sorts those based off best value for you to easily find the best price! Three numbers is all that is required to get an accurate answer. This app is ideal to find the best price in supermarkets but will work just in well at other stores that sell the same type of items for different prices or you can even compare prices from different stores. Features include: * No permissions! * No Ads! * 4 unit types (Weight, Volume, Length and Pieces) * Easily change the currency symbol * Summary of calculated unit/$ * Can view all items converted to one single unit * Remember data after the app is closed * Change rounding dp This app has no ads, requires no permissions, and collects no data.
F-DroidGitHub
Pro Expense - Daily Finance Tracker
APK
Key Features: Offline Storage Records are stored in local device storage. Statistics Weekly expenses are presented as simple Graph. Category Statistics Multi-Language support
F-DroidGitHub
Receipt Manager
APK
Features:iOS and Android applicationfast and easy receipt parser using OCRstore receipts permanently in a SQL databaseminimal designno third party appsParsing receipts is not only time consuming, it is moreover a very powerful task. Since mobile devices have a unacceptable performance, the parser uses a (traditional) client server architecture.How it works:The User makes a photo of a receiptThe Application uploads the receipt to the severThe Server parses the receipt and sends the output (as JSON response) back to the applicationThe Application stores the receipt in a SQL databasePrivacy:A lot of companies store and sell your data. This is the main reason why I started this project. I want to control my private data. Since you are hosting your own server, you don’t have to worry about that. No third party services are used.
GitHubIzzyOnDroid
Reckoner
APK
Use Reckoner to reckon with your finances and take control of your financial future! Reckoner is a local first, personal financial tracker. This financial tracker is focused on the user. This application respect user privacy by providing an offline first application private data storage. You have the freedom to customize the application layout and add custom views for displaying your information at a glance. Reckoner allows you to create the layout you want without artificial limits.Secure and Private: Reckoner uses application private storage to store the database. Reckoner also allows you to setup a separate passcode for the application so people cannot open it from your unlocked phone. By default data is offline only, but you can synchronize data end-to-end encrypted with AES 256 bit encryption to a PocketBase server you control. You can backup the database to any storage location you want or on a regular schedule or on demand.Make it Yours: With report groups, you can add any report supported and create an overview that you want. The UI layout can be reordered to allow for you to choose which screen to show on startup. Hide any unused screens you don't use or add more as it fits your use case. There are also app themes which can be applied if you want a dark theme, light theme, or AMOLED black theme.Custom Categorization: Categories in Reckoner are flexible and allow you to use them the way you want. Nest categories within one another for a more intuitive experience. Attach budgets to categories to allow traditional budget planning on the cadence you want: yearly, monthly, daily or anywhere in between. You can have as many category groups as you want in Reckoner each of which could have or not have budgets as you desire. Don't want to touch categories at all? Reckoner supports tagging of transactions.Designed for all Devices: Reckoner has an adaptive layout which adjusts to your device. Whether your screen folds out or you connect to an external display, you will be presented with a UI optimized for the available screen size. Pocketbase synchronization works across all devices which run Reckoner: desktop, mobile, or web.Automatically Sync Data With SimpleFin support, Reckoner supports automatically downloading financial information from your accounts! Automatically have your financial information loaded into Reckoner. Note that using SimpleFin means you are subject to their privacy policy. Reckoner still queries and saves the data from SimpleFin to your device without any cloud necessary!Used permissions: - Storage: Needed only when you create or restore a backup file. - Network (Internet Access and Network State): Used only when synchronization is enabled. - Biometric and Fingerprint: Used for secure password storage and when using biometrics for unlocking.
IzzyOnDroid
Recurring Expense Tracker
APK
A Material You recurring expense tracker, allowing you to keep track of your monthly spending. As the name suggests, this app focuses on recurring expenses like rent, insurance, subscriptions, and other regular payments. Built with Kotlin Multiplatform and Material You design principles, it provides a simple yet powerful way to track and visualize your recurring financial commitments. The app is designed to be intuitive and straightforward, helping you understand exactly where your money goes each month. My idea is to add new features iteratively, and I'm happy for any contribution. Feel free to make feature requests or report bugs if you find any.
F-DroidGitHubIzzyOnDroid
Rental Calc
APK
The developer is currently on hiatus from the project. Questions and pull requests may not be looked at for some time. Are you interested in investing in real estate and want to rent out homes? Not sure how to determine if a property is a good investment? Rental Calc helps real estate investors determine if a potential property is worth buying and renting. Create a property entry, enter a few fields, and Rental Calc will compute what you need at closing, your projected cash flow, and various returns on your investment.
F-DroidGitHub
Repay
APK
Lending money to your friends can get messy. You can lose track and have disputes over it, or forget altogether. With Repay you can keep track of everything you've lent them, and what they've lent you too using a simple, fast system to store an IOU in your device so you never forget. There's no need to make any accounts or give any bank account information, it's just a simple record you keep to make sure you're never out of pocket.
F-DroidGitHub
Ricevapp Documento Commerciale
APK
IMPORTANT DISCLAIMER AND OFFICIAL SOURCE This application, Ricevapp Documento Commerciale, is a third-party app and DOES NOT represent a government entity. It is NOT affiliated with, endorsed by, or supported in any way by the Italian Revenue Agency (Agenzia delle Entrate). The app solely provides facilitated access via WebView to the public web service "Documento Commerciale Online," for which the official government source is: https://ivaservizi.agenziaentrate.gov.it/portale/ Tired of the Inconvenience? Here's Ricevapp Documento Commerciale. Are you an artisan, a merchant, or a professional who needs to issue an Online Commercial Document? You know well that the official service doesn't have its own app and that logging in every time from a browser can be cumbersome. This is precisely why I developed Ricevapp Documento Commerciale. I created it primarily for myself: I needed a quick solution for accessing and issuing tax receipts, at no cost. Your Solution for Free Tax Receipts Ricevapp is a third-party web-app that solves a practical problem: your need for immediate access, every time, without paying for subscriptions: • Maximum Access Speed: The app takes you to the online commercial document procedure as efficiently as possible, saving you precious time. If you wish, you can save your Fisconline/Entratel credentials exclusively locally on your device to speed up the entire login process. • Protected and Compatible Access: To ensure privacy, access to the app is protected at every launch. It uses the unlock method set on your device (such as fingerprint, facial recognition, PIN, or pattern). This prevents unauthorized access to your saved data. Note: The unlock method is only requested if you have set one up in your device's security settings. • Free Forever: Forget the costs of a cash register or subscription-based software services. This app is and will remain completely free. • Designed by a Professional: Developed by an artisan who understands the need for simple, effective, and, above all, free tax tools. Download Ricevapp now and make accessing your online tax service faster and more secure!
F-DroidGitHub
Robosats
APK
RoboSats is a simple and private app to exchange bitcoin for national currencies. Robosats simplifies the P2P user experience and uses lightning hold invoices to minimize custody and trust requirements. The deterministically generated robot avatars help users stick to best privacy practices.Features:Decentralized: Scrow services are individually provided by members of the Robosats federation.Privacy focused: your robot avatar is deterministically generated, no need for registration.More than 10 languages available and over 60 fiat currenciesSafe: simply lock a lightning hodl invoice and show you are real and committed.No data collection. Your communication with your peer is PGP encrypted, only you can read it.Lightning fast: the average sovereign trade finishes in ~ 8 minutes. Faster than a single block confirmation!Fully collateralized escrow: your peer is always committed and cannot run away with the funds.Strong incentives system: attempts of cheating are penalized with the slashing of the Sats in the fidelity bond.Guides and video tutorials available at https://learn.robosats.org/watch/enYou can join other cool Robots and get community support at https://learn.robosats.org.
GitHubIzzyOnDroid
SBW
APK
Simple Bitcoin Wallet (aka SBW) is an open-source, non-custodial, autonomous Bitcoin wallet for Android devices which can store BTC as well as send and receive Bitcoin transactions.
F-DroidGitHub
S
SPAYD Decoder
APK
Native Android app that decodes Czech SPAYD (Short Payment Descriptor) payment QR codes. Works fully offline; no data leaves the device. Features: * Scan QR codes with the camera * Share images or text into the app via the system Share Sheet (gallery, screenshots, browser) * Pick an image from storage * Open spayd: URIs * Parser derives the Czech account number from the IBAN * One-tap copy for every field * Material 3 with dynamic colors (Android 12+) and dark mode Built on CameraX and zxing-cpp for QR decoding — no proprietary Google dependencies.
F-DroidGitHub
STARGW FX
APK
A free simple Foreign Exchange Rate Currency app. Clean interface, free rates and no adverts. Set Exchange rate Notifications and get alerts. 5 styles of widgets to chose from. Get 24hour rates FREE from the ECB or sign up for a FREE Open Exchange Rate account and receive hourly rates from more currencies.
F-DroidGitHub
Shared Expense Manager
APK
Shared Expense Manager is a simple app for managing group shared expenses. Just add users group and categories, and enter individual expense records to keep track of the group shares.
GitHubIzzyOnDroid
SharedHaven
APK
Shared Haven is a Bitcoin wallet focused on privacy, security, and advanced shared custody. It supports: - Multisig shared wallets - Various timelock configurations (absolute and relative) - Secure local key management - No cloud backups or tracking Ideal for users who want collaborative Bitcoin custody setups, time-locked transactions, or enhanced personal security. Shared Haven is fully open source and designed for those who value security and control over convenience.
F-DroidGitHub
Shop With Mom
APK
An android application that helps you keep track of your shopping list that has a compare the price per unit of diffent items and shows you the best one to get. ¡Just like shopping with mom!
F-DroidGitHub
Shopt
APK
Shopt is a simple and efficient shopping list app that helps you organize your shopping by grouping items by shop and ordering the items within each shop by how you will walk by them. Features: • Group shopping items by shop for efficient shopping trips • Check off items as you shop them • Remove completed items with one tap • Edit and manage your list of shops • Edit and reorder items within each shop • Custom item ordering matching your shopping route • Clean, intuitive interface • Works completely offline - no internet required • No ads, no tracking, no unnecessary permissions Perfect for anyone who wants a straight-forward shopping list app without complexity or privacy concerns.
F-DroidGitHub
Silectric
APK
Calculate electric bill based on electric consumption in home.
F-DroidGitHub
Simple Accounting
APK
A very simple way to store your balance.
F-DroidGitHub
Simple Crypto Widget
APK
A clean and simple cryptocurrency widget. Customizable refresh interval. Very light battery usage. Shows the current price from over 80 different exchanges. If you'd like to see an exchange that is not in the list, please let me know! Feedback is welcome.
F-DroidGitHub
Simple Decred Widget
APK
A simple widget for viewing Decred exchange rate, as well as PoS Ticket price, mining difficulty, and more.
F-DroidGitHub
Simple Ethereum Widget
APK
A clean and simple Ethereum widget to show the current price from different exchanges.
F-DroidGitHub
Simple Litecoin Widget
APK
A clean and simple Litecoin widget to show the current price from different exchanges.
F-DroidGitHub
Simple Money Tracker
APK
A simple personal accounting app designed to make it easy to keep track of your income and expenses on your Android device. Features: Fast and easy entry and editing of income and expenses. Summary balance sheet and income/expense statement shows you where you stand on selected period. Easy reconciliation with your bank statements. Import/Export .csv files.
F-DroidGitHub