Costbook: Expense Tracker
Mesut Altuncu Finance iPhoneiPadiPod touchApple Watch
Costbook: Expense Tracker is a free Finance app for iPhone and iPad by Mesut Altuncu. Rated 5.0/5 from 2 ratings. Requires iOS 17.0.
- Rating
- 5.0
- 2 ratings
- Price
- Free
- on the App Store
- Size
- 39 MB
- Age 4+
- Updated
- Oct 27
- 2026 · v1.25
Screenshots
About Costbook: Expense Tracker
Costbook is a simple, good-looking expense tracker. Log what you spend in seconds, set budgets and see where your money goes: your monthly spending, a trip, a wedding or any project. When costs are shared, invite others to a list and Costbook works out who owes whom. Friends join for free. TRACK YOUR SPENDING • Add an expense in seconds, in any currency • Separate lists for every budget: monthly spending, trips, events, projects • Set a budget for each list and see what's left • Charts by category, payment method and person • Search every expense across all your lists SCAN INSTEAD OF TYPING • Scan a receipt or bill and let AI fill in the amount, merchant, category and date • Keep receipt photos with every expense SHARE WHEN YOU NEED TO • Invite others with a link or QR code; they join for free • See who owes whom at a glance and record payments • Get notified when someone adds an expense WHEREVER YOU ARE • Home Screen and Lock Screen widgets, Live Activities • Apple Watch app for quick entries • iPhone and iPad, light and dark mode • App lock with Face ID or passcode • 34 languages • No ads COSTBOOK PLUS Free: up to 5 expense lists, scanning, and joining shared lists. Costbook Plus adds unlimited lists, sharing your own lists, sync across devices, map view, PDF/CSV export, printing, app lock and custom app icons. Choose a monthly or yearly subscription, or a one-time Lifetime purchase. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. You can manage or cancel them in your App Store account settings. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.jupiteryazilim.com/costbook/privacy
What’s new
Version 1.25 · Updated October 27, 2026
Bug fixes.
App privacy
The developer, Mesut Altuncu, reported these privacy practices to Apple.
Data Linked to You
The following data, which may be collected and linked to your identity, may be used for the following purposes:
- Financial Info: Other Financial Info
- Location: Precise Location
- Contact Info: Email Address, Name
- User Content: Photos or Videos, Other User Content
- Identifiers: User ID
- Usage Data: Product Interaction
- Diagnostics: Other Diagnostic Data
Used for: App Functionality
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Purchases: Purchase History
- Location: Coarse Location
- Identifiers: Device ID
- Usage Data: Product Interaction, Advertising Data
Used for: Analytics, App Functionality
Alternatives to Costbook: Expense Tracker
Looking for apps like Costbook: Expense Tracker? Here are 6 similar apps on the App Store. The highest rated is Piezza: Budget & Money Manager (5.0/5), and all 6 are free to download.
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Piezza: Budget & Money Manager
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Reseet - Expenses & Budgeting
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DueCat - Track Subscriptions
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Expense Note
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Finance Monthly Budget Planner
4.0
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Wageso: Personal Finance
5.0
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Costbook: Expense Tracker | 5.0 / 5 (2 ratings) | Free | October 27, 2026 | |
| Piezza: Budget & Money Manager | 5.0 / 5 (7) | Free | Oct 15, 2026 | Compare |
| Reseet - Expenses & Budgeting | – | Free | Jul 18, 2024 | Compare |
| DueCat - Track Subscriptions | 5.0 / 5 (4) | Free | Oct 25, 2026 | Compare |
| Expense Note | – | Free | May 9, 2025 | Compare |
| Finance Monthly Budget Planner | 4.0 / 5 (4) | Free | Aug 27, 2026 | Compare |
| Wageso: Personal Finance | 5.0 / 5 (1) | Free | Aug 28, 2026 | Compare |