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Your specific task is preview css gap, row-gap, and column-gap values in flex and grid layouts. Open the page, drop your input, get the result — typically under a second.
Your goal is generate css mask-image and mask-composite values for element masking. 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. Gap focuses on preview css gap, row-gap, and column-gap values in flex and grid layouts; Mask focuses on generate css mask-image and mask-composite values for element masking. 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 Gap and Mask work without signup. We only ask for an email if you decide to subscribe to a paid plan.