Specimen Log
Mineral Collection Manager
About
Organize your mineral collection with detailed records, photos, and custom tags. Track purchase history, storage locations, and analyze your collection's growth. Ideal for collectors who need a dedicated tool to manage their specimens.
What's New in Specimen Log
1.1.0
July 11, 2026
• Improved the tag-adding UI • Data export is now free for everyone • Added ZIP export with photos • Added data import (files exported from this app only)
MoreIn-App Purchases
$5.99
Specimen Log Pro
Unlimited specimens & wishlist. Shelves, analysis, CSV.
Developer apps
FAQ
What is Specimen Log?
Specimen Log is a mobile application designed to help mineral collectors meticulously record, organize, and manage their specimen collections. It allows users to store detailed information about each mineral, including its name, locality, purchase source, price, and storage location.
Can I add photos to my Specimen Log entries?
Yes, Specimen Log allows you to attach multiple photos to each specimen record. You can add photos from your device's library or take new ones directly within the app, making it easy to visually document your collection.
How does Specimen Log help organize my collection?
Specimen Log offers robust organization features, including custom tagging for attributes like color or locality, and the ability to switch between list and gallery views. The Pro version further enhances organization by allowing users to track specific shelves and cases where specimens are stored.
What are the Pro features in Specimen Log?
The Pro version of Specimen Log unlocks advanced features such as managing shelves and cases to track exact storage locations, and in-depth collection analysis with charts showing spending by year and purchase source. It also offers unlimited wishlist items.
Is my data safe with Specimen Log?
Yes, Specimen Log prioritizes data privacy. All specimen data and photos are stored locally on your iPhone or iPad, with no data sent to external servers. No account registration is required, ensuring your collection information remains private.
Can I export my collection data from Specimen Log?
Specimen Log allows you to export your data for various purposes, such as valuations, insurance records, or transferring to a new device. You can export as a CSV file containing data only, or as a ZIP file that includes photos.
What is the cost of Specimen Log?
Specimen Log is available for free, allowing you to record up to 10 specimens. Additional features and unlimited specimen entries are available through a Pro upgrade, which is a one-time purchase.
Does Specimen Log have ads?
No, Specimen Log does not contain advertisements. The app is free to use with a limit on the number of specimens, and offers an optional Pro upgrade for expanded functionality.