# Abacus for Firefly III — Firefly III open source client

> Secure, open-source client for managing a self-hosted Firefly III personal finance instance. (iPhone/iPad app by Victor Balssa.)

- Source: https://appshunter.io/ios/app/abacus-for-firefly-iii/id1627093491 (this page in markdown: same URL + `.md`)
- Developer: [Victor Balssa](https://appshunter.io/developer/1502288566)
- Category: Finance, Productivity
- Price: Free
- Rating: 4.89/5 from 44 App Store ratings · 11 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.1 · 44 MB
- Languages: English
- Released: 2022-06-06
- Data updated: 2026-08-19
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/abacus-for-firefly-iii/id1627093491/reviews.md

## What is Abacus for Firefly III?

Abacus: a secure & open source Firefly III client.

Introduction:
- Firefly III Client for iOS.
- Authentication with Oauth2.
- Use of iOS Keychains 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/

## Key features

- Secure OAuth2 authentication
- Encrypted token storage
- Net worth tracking by currency
- Asset account history charts
- Open-source and no analytics

## Recent user reviews (10 of 11)

All indexed reviews: https://appshunter.io/ios/app/abacus-for-firefly-iii/id1627093491/reviews.md

### 5/5 — Great app

*2025-11-05*

Thanks for all your hard work!

### 5/5 — Excellent app!

*2025-09-18*

Thanks to the author for their work; this is a fantastic app. I'm currently using Firefly-III 6.4.0 and have noticed some compatibility issues. For example, when I switch to the "Categories" tab, my created categories don't appear, and the charts don't work properly.

### 5/5 — Amazing extension to the Firefly III

*2025-06-09*

I’ve amazed has good useful is this app

### 5/5 — Great app!

*2025-04-02*

Does exactly what you need (check balances and add transactions) and looks great!

### 5/5 — A great mobile client for Firefly III

*2024-07-10*

This app is great. It doesn’t do everything, but it has the most essential elements I want on mobile, including biometric lock. It’s very stable and looks clean. It is built for mobile rather than based on the Firefly III web client, which I appreciate a lot.

### 5/5 — Wonderful

*2023-11-16*

Works perfectly. Very easy to use. Simple layout. Thank you!!!

### 5/5 — Outstanding work

*2023-06-28*

This is what every app should be. Simple, clean, and easy to use. Huge kudos to the dev for making such a quality app for such an underappreciated project like firefly3.

### 5/5 — Amazing firefly III iOS client

*2023-02-28*

Big thanks for the developer for working on this iOS client, it works amazing and is very simple to setup. Looking forward to new updates.

### 5/5 — Looking great so far!

*2023-01-29*

So happy to have found this!

### 5/5 — Good foundation

*2022-11-07*

Thanks to the dev for providing an iOS app for firefly iii management! Looking forward to future updates.

## Frequently asked questions about Abacus for Firefly III

### Does Abacus for Firefly III have ads?

No, Abacus for Firefly III does not contain advertisements. It is a free and open-source application with no ads or analytics.

### What is the rating for Abacus for Firefly III?

Abacus for Firefly III has an excellent rating of 4.9 stars based on 41 user reviews.

### What devices does Abacus for Firefly III support?

Abacus for Firefly III is available for iPhone, iPad, and iPod devices.

### What is the age rating for Abacus for Firefly III?

Abacus for Firefly III has an age rating of 4+, making it suitable for a wide range of users.

### How often is Abacus for Firefly III updated?

The latest version of Abacus for Firefly III is 0.25.0, last updated on October 14, 2025. This indicates a recent and active development cycle.

### What are the security features of Abacus for Firefly III?

Abacus for Firefly III uses OAuth2 for authentication and stores access and refresh tokens securely using iOS Keychains. It also avoids external API calls for analytics or crash reporting.

### Can I use Abacus for Firefly III without a Firefly III instance?

No, you need a personal Firefly III instance running online or on your local network to use Abacus for Firefly III. It acts as a client for your existing Firefly III setup.

### What kind of financial data can Abacus for Firefly III display?

Abacus for Firefly III supports tracking net worth by currency and provides charts to visualize the history of your asset accounts.

## Version history (last 5 releases)

### 0.25.0 — 2025-10-14

- Bug fixes
- Extended category overview @ctrl-f5
- Fix crash when initial state is from previous version @ctrl-f5
- 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

### 0.24.0 — 2025-10-06

- Add Ukrainian translations and update E2E tests for locale support by @and-ri
- Use the correct endpoint starting from api version 6.3 by @ctrl-f5
- Allow switching between asset and all accounts in the history chart by @ctrl-f5 
- Select the correct date when deeplinking to transactions by @ctrl-f5
- Fix bugs

### 0.22.0 — 2025-04-07

- Privacy Policy URL
- Minor UI fixes and improvements

### 0.21.0 — 2025-02-18

https://github.com/victorbalssa/abacus/releases/tag/0.21.0

### 0.20.1 — 2024-10-06

https://github.com/victorbalssa/abacus/releases/tag/0.20.1

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## Related topics

[firefly iii](https://appshunter.io/ios/topics/firefly-iii) · [abacus for firefly iii](https://appshunter.io/ios/topics/abacus-for-firefly-iii)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-19.*