Abacus for Firefly III vs Cattio
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Abacus for Firefly III
This secure, open-source client connects to your personal Firefly III instance to manage your finances. It offers OAuth2 authentication, secure token storage, and visualizes your net worth and asset account history through charts. It requires a self-hosted Firefly III installation to function.
- Secure OAuth2 authentication
- Encrypted token storage
- Net worth tracking by currency
- Asset account history charts
- Open-source and no analytics
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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/
Cattio
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Cattio - Personal Finance for Gen Z Cattio is a personal finance app built for Gen Z, for people who want to know where their money goes without feeling stressed about it. No complicated spreadsheets. No confusing financial terms. Just a few taps to understand your money clearly. With Cattio, you can: Track income and expenses quickly Manage multiple personal wallets Categorize transactions clearly and easily Review your cash flow to make smarter spending decisions Stay in control of your money your own way Cattio does not tell you how to save. Cattio simply helps you see your money and decide for yourself. Cattio Money, but make it chill.
Screenshots
Verdict
The clearest difference is update cadence: Cattio at every 4 days against Abacus for Firefly III's monthly. Cattio also leads on iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Abacus for Firefly III ships an update monthly, Cattio every 4 days. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.
| Parameter | Abacus for Firefly III | Cattio |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (44 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 44 — better | — |
| Update frequency | Monthly | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 13.0 — better |
| Further details — not scored | ||
| Size | 44 MB | 37 MB |
| Age rating | 4+ | 4+ |
| Developer | Victor Balssa | Le Minh Tuan |
In-app purchases
Abacus for Firefly III
No in-app purchases
Cattio
No in-app purchases
Questions
Is Abacus for Firefly III free?
Is Cattio free?
Do Abacus for Firefly III or Cattio have ads?
Which is updated more often, Abacus for Firefly III or Cattio?
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