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Show TikTok, Instagram Reels and YouTube Shorts safe zones over any video or design in your browser. Free, private, no sign-up. Is your caption hiding behind the like button? See it before you post. Safe Zone Overlay draws the Instagram Reels, TikTok, YouTube Shorts and Instagram Story safe zones right on top of the video or design you're working on, in any tab. Keep text, logos and faces out of the areas the app UI covers. HOW IT WORKS • Click the toolbar icon or press Alt+Shift+S. • The overlay snaps to the largest video, image or canvas on the page and follows it when you scroll or resize. • Not a 9:16 element (a canvas editor, a horizontal preview)? You get a warning and a 9:16 frame you can drag and resize over your design. FEATURES • 4 platforms: Instagram Reels, TikTok, YouTube Shorts, Instagram Story • 2 styles: red danger bands, or a simple UI mock-up (caption lines, side buttons) drawn with generic shapes • Opacity slider; remembers your last platform and style • Works in web editors and previews: Canva, CapCut web, Figma, Google Drive previews, YouTube Studio and other pages that show your video or image • 7 languages: English, Türkçe, Deutsch, Español, Français, Italiano, Português (Brasil) PRIVATE BY DESIGN • No data collection, no analytics, no account, no network requests • Runs only on the tab where you turn it on (activeTab permission, no "read all websites" access) Zone values are approximate, rounded and based on the platforms' published ad specs plus our own screenshot measurements (last checked 30 Oct 2026). Sources: rastcreative.com/en/tools/reels-safe-zone-checker/ More free creator tools (bitrate calculator, SRT checker, LUT and SFX packs, safe zone templates): rastcreative.com/en/tools/ Made by Rast Creative Studio, a video production studio. Instagram, TikTok and YouTube are trademarks of their owners; this extension is not affiliated with or endorsed by them.
Nov 2, 2026
rating_count is the Chrome Web Store ratings count, not a written-review count.
Media assets
Screenshots and videos on the listing.
Has promo video
Whether the listing includes at least one video.
Languages
Declared language locales.
Developer website
Listing exposes a developer website URL.
Contact email
Listing exposes a contact email.
Keyword in name
Case-insensitive substring match in the name.
Keyword in description
Case-insensitive substring match in the description.
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.