Abacus for Firefly III

4.9
141 reviews
5K+
Downloads
Content rating
Everyone
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About this app

Abacus: a secure & open source Firefly III client.

Introduction:
- Firefly III Android Client.
- Authentication with Oauth2 & Personal Access Token.
- Use of Android's Keystore system to store the accessToken / refreshToken.
- No external API calls nor Analytics API, not even sentry / crashlytics.
- Support the Net Worth by currency.
- Chart to display history of your asset accounts.

Source: https://github.com/victorbalssa/abacus.

You need a personal Firefly III instance online (or on your LAN) to use this application:
Firefly III : A free and open source personal finance manager.
Source: https://github.com/firefly-iii/firefly-iii/
Updated on
Oct 13, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
Learn more about how developers declare collection

Ratings and reviews

4.9
137 reviews
Mathitis
October 7, 2025
A great applet to use with firefly, has most of the important features and even allows for switching between multiple firefly instances. Would love to see an offline sync capability in the future.
1 person found this review helpful
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Niraj Jain
December 21, 2025
since few days it's not showing transactions... api gives 401
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Mike Nguyen
October 7, 2025
It keeps closing after upgrading to Oct 4th version. Galaxy S24 Ultra, OneUI 8.
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What’s new

- Bug fixes
- Extended category overview by @ctrl-f5 in #399
- Fix crash when initial state is from previous version by @ctrl-f5 in #410
- Add Error Boundaries @ctrl-f5
- Correctly render the line markers on cursor when not all lines are active @ctrl-f5
- Fix UI overflow for long currency numbers on mobile devices @Copilot
- Improved assets homepage @ctrl-f5