Online tools vs on-device · checked November 8, 2026
How to blur a face without uploading the photo
You can blur a child's face without uploading the photo anywhere. On iPhone, Blur Photo & Face Censor finds and covers faces on the device and exports a new copy without location data. It costs $4.99 once, with no subscription. Online face-blur sites vary: some say the photo is processed in your browser, while others upload it to their servers and delete it later, so read each tool's own privacy statement before you use it for kids' photos.
An online face blur tool can be fine for kids' photos if it processes the image in your browser. Then the file you upload doesn't leave your device. Of the four popular tools below, Watermarkly and Facepixelizer say they process photos locally in the browser. BlurMe and iLoveIMG upload them: BlurMe says uploads are stored encrypted and you can delete them at any time, and iLoveIMG says files are deleted within two hours. To skip the question entirely on iPhone, use an on-device app or the free Markup tool in Photos.
I make an iPhone app in this category, so weigh that. Below, each web tool is described only from what its own website says, checked on November 8, 2026. I haven't audited their network traffic, so treat these as the companies' own statements.
Two kinds of “online” tool
- Server processing: your photo is sent to the company's servers, edited there, and sent back. The copy they receive is the unblurred original, often with its location data still in it. What happens next depends on their storage and deletion policy.
- In-browser processing: the page loads code that edits the photo on your device. The image stays in your browser tab. The tool still runs on a website, but the photo isn't sent anywhere.
Both kinds look the same: a box that says “drop your photo here.” The only way to tell is to read what the tool says.
What four popular web tools say
| Tool | What its site says about your photo | Free use | Source |
|---|---|---|---|
| BlurMe (blur.me) | Uploaded. “Are my uploaded photos private? They're stored encrypted and you can delete them at any time. Uploaded photos are never used for AI training.” Its privacy policy lists Amazon Web Services for cloud infrastructure. | Free exports are watermarked | Tool page · privacy policy |
| iLoveIMG Blur Face | Uploaded (from your device, Google Drive, or Dropbox). Its security page says “all files processed within our platform are automatically and permanently deleted within two hours of being processed,” and you can also delete them yourself from the download screen. | Described as a free online tool | How-to · security page |
| Watermarkly Blur Face | Local. “We process files on your device. We do not send your files to our servers and never store them.” | Free version adds a Watermarkly logo | Tool page |
| Facepixelizer | Local. Images “never leave your browser and are never sent over the network. All the processing happens in your browser.” | Free | Tool page |
Quotes are from each tool's own pages, fetched November 8, 2026. Policies change, so check them again before you rely on them.
Where web tools beat an iPhone app: they work on Android phones, Windows PCs, and Chromebooks, and you don't install anything. BlurMe also handles video, with free clips capped at 10 seconds and watermarked. Watermarkly can blur a batch of photos. If you're not on an iPhone, Watermarkly or Facepixelizer is the browser route that says your photo stays on your device.
How to check a tool before using it on kids' photos
- Look for a plain statement such as “processed in your browser” or “never uploaded.” “Secure,” “private,” and “encrypted” don't tell you whether the photo leaves your device.
- Read the deletion or storage line in the privacy policy. “Deleted within two hours” and “stored until you delete it” both mean the photo was uploaded.
- Notice the signs: an “uploading” progress bar or a credits system can point to server processing. Neither proves it either way, so the written statement still matters most.
- For apps, read the App Store listing and privacy label. “Data Not Collected” is a developer's self-reported label, not an Apple audit, so look for an on-device statement in the description too.
- Try a test photo first, not your child's. If a browser tool says it works locally, you can load the page, turn on Airplane Mode, and see whether it still blurs. That's a quick check, not proof.
Blurring on iPhone without uploading
Blur Photo & Face Censor: Choose Photos (1–20), tap the faces to cover or use Protect All, pick Privacy Cover, Mosaic, Emoji, or Soft Blur, then export a new JPEG or PNG. Face detection uses Apple's Vision framework on the device. The app has no account, photo server, ad SDK, or analytics SDK, and its App Store privacy label is Data Not Collected. Exports leave out GPS location, capture date, and camera details. It's $4.99 once in the U.S., for iPhone and iPad on iOS 17 or later. It works on photos only, not video.
Free, built in: in Photos, tap Edit → Markup, add a shape with a solid fill at full opacity, and drag it over the face. Nothing is detected for you, and Photos keeps the edit reversible in your own library, so share the edited copy. Free options in detail.
Other on-device apps: Blurshot, Kumo, Poof, BlurFace, and several others say on their App Store listings that they process photos on the device. They differ on price, subscriptions, watermarks, video, and privacy labels. See the offline face blur app comparison, checked the same day.
One more thing: if iCloud Photos is on, any photo you save to your library, including a blurred copy, syncs to Apple's iCloud like the rest of your photos. That's separate from sending it to a third-party blur site.
Don't forget the location data
Blurring a face doesn't remove the GPS location saved in the file. Of the web tools above, Facepixelizer says that saving “all Exif data is removed,” including date and location. Watermarkly offers a “Keep Image Metadata” option. BlurMe lists “EXIF removal” among the features in every plan. iLoveIMG's pages checked here don't mention it. Check the file you plan to share, or turn off Location under Options in the iPhone share sheet. How to remove photo location on iPhone.
Questions
Is it safe to use an online face blur site for my child's photo?
It depends on the site. Watermarkly and Facepixelizer say they process photos in your browser without sending them to a server. BlurMe and iLoveIMG upload photos: BlurMe says uploads are stored encrypted and you can delete them at any time, and iLoveIMG says it deletes files within two hours. On iPhone, an on-device app such as Blur Photo & Face Censor avoids uploading at all.
Can I blur a face on iPhone without an internet connection?
Yes. Blur Photo & Face Censor detects faces and exports on the device, with no account or photo server. Photos Markup also works without a connection for drawing an opaque shape over a face.
Does blurring a face remove the photo's location?
No. Location is metadata stored in the file. Blur Photo & Face Censor exports a new copy without GPS, capture date, or camera details. Facepixelizer says it removes Exif data, including location, when you save. With other tools, check the file or turn off Location in the iPhone share sheet.
Sources (checked November 8, 2026)
Keep the photo on your iPhone.
Blur Photo & Face Censor works on your iPhone or iPad, exports a new copy without location data, and never uploads your photos. $4.99 once, no subscription.
Scan with your iPhone