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Product Shelf Life Calculator
Estimate Your Product Shelf Life Instantly
Our free product shelf life calculator helps you instantly determine how much usable life remains on your products by comparing the expiry date with today’s date. It works as a remaining shelf life calculator, showing you exactly how many days are left before a batch reaches its end of life — perfect for managing time-sensitive materials.
Designed for aerospace coatings, adhesives, sealants, resins, and other temperature-controlled goods, this easy-to-use shelf life calculator supports accurate inventory planning, reduces wastage, and helps you stay fully audit-ready. Many users also find it helpful when searching for an expiry date calculator, since it provides the same insight — focusing on how much shelf life remains rather than predicting expiry. Use it as a shelf life estimate tool or shelf life percentage calculator to track product stability with confidence.
How It Works
- Enter the Shelf Life Start Date
This is the date when the product's shelf life begins. - Select or Confirm Today’s Date
Today’s date is pre-filled. You can continue with it, or select a different date to check a specific point in time. - Enter the Expiration Date
This is the date when the product is no longer valid or usable. - Click "Calculate"
The calculator will instantly show:- Days Left before expiry
- % Shelf Life Remaining
- Date at 75% Shelf Life Remaining — useful for stock monitoring or reorder points
Why Use It?
- Instantly calculate remaining shelf life %
- Improve stock rotation and FIFO accuracy
- Reduce expired stock write-offs
- Stay compliant with aerospace and defence requirements
- Support internal and external audits with traceability insights
Who's It For?
- Manufacturing buyers and planners
- Quality and compliance teams
- Stores and warehouse managers
- OEMs, MROs, and subcontract manufacturers
Built by ConRo
We developed this tool for internal use — and we use it daily to manage thousands of batches across our AS9120-certified warehouse.
Now, we’re sharing it with our customers as part of our commitment to smarter, safer material handling.