Track mint marks
Follow Denver and Philadelphia mint progress separately so your collection status stays precise.
For iPhone and iPad
QuarterMinder
Keep track of your U.S. quarter collection with mint marks, notes, images, release details, and progress across every supported quarter program.
No account required. Your collection stays on your device.
Built for quarter collectors.
QuarterMinder keeps the checklist practical: what you have, what you still need, and the details that make each coin easier to identify.
Multiple collections
Create separate collections for different albums, family members, folders, or collecting goals.
Coin details
Use large coin images, release information, map links, and U.S. Mint links while you collect.
Notes for each coin
Add notes to individual coins for condition, source, album location, or anything else worth remembering.
Share and export
Export collection information to Messages, Mail, Notes, and installed social media apps.
Accessible by design
Dynamic Type support helps QuarterMinder stay readable with your preferred text size.
Current quarter programs.
QuarterMinder is updated for the modern U.S. quarter series, including newer programs beyond the original State Quarters.
- 50 State Quarters
- D.C. and U.S. Territories Quarters
- America the Beautiful Quarters
- American Women Quarters
- Semiquincentennial Quarters
A quick, visual checklist.
See collection progress at a glance, then open each quarter for larger images and more detail.
Collections
Know what you have and what you still need.
Separate collections make it easy to track albums, folders, family collections, or different collecting goals without mixing everything together.
Programs
Move through each quarter series with less guesswork.
Browse supported U.S. quarter programs, track mint progress, and keep the checklist focused on the coins you actually collect.
Details
Open a coin for the information that matters.
Each quarter can include larger artwork, release details, mint tracking, notes, and links for deeper reference.
iPad
Use the larger screen when you want more context.
On iPad, coin details have room for images, release information, notes, and reference links without feeling crowded.
Ready for your next roll of quarters?
Download QuarterMinder from the App Store and keep your collection organized.