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Jewelry & Gems
Calculate silver purity and alloy composition from fineness or millesimal.
Open Silver PurityJewelry & Gems
Reference guide for spinel colors, notable specimens, and comparison with ruby.
Open SpinelYour specific task is calculate silver purity and alloy composition from fineness or millesimal. Open the page, drop your input, get the result — typically under a second.
Your goal is reference guide for spinel colors, notable specimens, and comparison with ruby. Same approach: paste in, get the result, move on. No account, no upload.
Both tools live in the same category, so the choice depends on the exact subtask. Silver Purity focuses on calculate silver purity and alloy composition from fineness or millesimal; Spinel focuses on reference guide for spinel colors, notable specimens, and comparison with ruby. Try whichever description matches your goal more closely — they're both free.
Yes — both tools are free for unlimited personal use. The Pro plan unlocks higher limits and batch features but the core functionality stays free forever.
Absolutely. Many users chain multiple tools together — process a file with one, then feed the result into another. Nothing is uploaded, so chaining is essentially instant.
No. Both Silver Purity and Spinel work without signup. We only ask for an email if you decide to subscribe to a paid plan.