Free Tool
Free Depreciation Calculator — Straight Line & Declining Balance
Enter asset cost, salvage value, and useful life to compute annual depreciation using straight-line or declining balance methods.
Tool workspace
Run the tool below, then copy or reuse the cleaned output in your spreadsheet or finance workflow.
- Straight-line spreads cost evenly over useful life.
- Declining balance accelerates depreciation to earlier years.
- Salvage value is the estimated worth at the end of useful life.
Output (Straight-line)
Annual depreciation: $4,500.00
Total depreciation over life: $45,000.00
Input stays in your browser. No upload is required for these free tools.