CostMog
Shared expenses, made simple
About
Effortlessly track and split shared expenses with friends and family. Organize everyday costs, create groups for trips or households, and see who owes whom at a glance. Optional receipt scanning and recurring expense features are available.
What's New in CostMog
1.0.2
September 15, 2026
CostMog has a fresh app icon and a smoother experience for scanning and managing friends. - Added a dedicated Friends list with search, add, and removal controls. - Improved camera startup, preview rotation, and receipt-scanning guidance. - Refined People navigation and empty states. - Added safeguards that protect saved expense and group history when removing contacts. - Includes layout and reliability improvements.
MoreSubscription plans
CostMog Pro Monthly
Scan receipts and schedule recurring costs.
In-App Purchases
$49.99
CostMog Pro Lifetime
Unlock receipt scanning and scheduled costs forever.
Developer apps
FAQ
How does CostMog handle shared expenses?
CostMog allows you to add one-time or recurring expenses, split them evenly or customize each person's share, and record settlements. It provides a clear overview of who owes whom within your created groups.
What are the features of CostMog Pro?
CostMog Pro unlocks advanced features such as receipt scanning to automatically extract expense details and the ability to set up scheduled recurring costs. These premium features are available through a subscription.
Does CostMog process payments?
No, CostMog is an expense-tracking tool and does not move money or process payments directly. It helps you manage and track who owes whom, but actual transactions are handled outside the app.
Is CostMog free to use?
The basic version of CostMog is free to use, offering core features for tracking and splitting expenses. Advanced features like receipt scanning and scheduled recurring costs are part of the premium CostMog Pro subscription.
What subscription options are available for CostMog Pro?
CostMog Pro offers a monthly subscription for $4.99/month and a yearly subscription for $39.99/year. There is also a lifetime launch offer available.
How does CostMog ensure the security of receipt data?
When using the receipt scanning feature, CostMog asks for permission to send your receipt photo to its server and OpenAI for detail extraction. You can opt to enter expenses manually if you prefer not to use this feature.
What devices is CostMog available on?
CostMog is currently supported on iPhones. The app was last updated on September 15, 2026, and has a 5.0-star rating from one review.
What is the age rating for CostMog?
CostMog has an age rating of 4+, making it suitable for a wide range of users. The app focuses on financial organization and expense tracking.