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Supports: 3GP, 3G2
Pull one frame out of a 3GP mobile-phone clip and save it as a WebP image. You choose the exact moment with a timestamp, and the converter encodes that single frame — it does not build an animated WebP, so what you get is a clean static picture rather than a loop. WebP is the right target for a web thumbnail: Google measures lossy WebP at 25–34% smaller than a JPEG at equivalent SSIM quality, and lossless WebP at about 26% smaller than PNG.
.3gp or .3g2 clip onto the page, or click "+ Add Files" to browse. Several clips can be queued and converted with the same settings.2.100 means 2 seconds and 100 milliseconds in — or switch to Multiple Screenshots to sample several stills across the clip.| What you want | Frame Selection | Lossless? | Quality and size | Result |
|---|---|---|---|---|
| A web thumbnail at the smallest size | Specific Frame at your timestamp | No (default) | Lower Quality Preset, Resolution Percentage under 100% | Small lossy WebP, 25–34% under a matching JPEG |
| A pixel-exact still to edit or archive | Specific Frame at your timestamp | Yes | Very High preset, resolution left at original | Lossless WebP identical to the decoded frame |
| A contact sheet of moments from one clip | Multiple Screenshots | No (default) | Very High preset | A set of separate still WebP images |
| The opening frame, whatever it is | Specific Frame, Time left at 0 | Either | Any | Frame zero — often the darkest frame on a phone clip |
| Maximum compatibility with old software | — | — | — | Use 3GP to JPG or 3GP to PNG instead |
| Property | Value |
|---|---|
| Created by | |
| Container | RIFF-based WebP container holding VP8 (lossy) or VP8L (lossless) image data |
| Compression modes | Lossy, lossless, and lossless-with-alpha |
| Size versus JPEG | Lossy WebP is 25–34% smaller at equivalent SSIM, per Google |
| Size versus PNG | Lossless WebP is about 26% smaller, per Google |
| Transparency | Supported in both lossy and lossless modes |
| Animation | Supported by the format, though this tool outputs stills |
| Maximum dimensions | 16,383 x 16,383 pixels — the VP8 bitstream stores width and height in 14-bit fields |
| Browser support | Chrome 32+, Firefox 65+, Edge 18+, Opera 19+, Safari 16+, iOS Safari 14+ — about 96% of global usage per caniuse.com |
Several other converters turn a video into an animated WebP, so it is worth being explicit: this page produces a single still image, and Multiple Screenshots produces several separate stills rather than one animation. If the goal is a short looping clip from your 3GP, use 3GP to GIF, which builds an actual animation with a frame rate you control. GIF is capped at 256 colours per frame and is heavier than animated WebP, but it plays in essentially every viewer, messaging app, and email client — including the ones that still reject WebP.
A single still. The converter captures one frame at the timestamp you enter under Time (seconds) and encodes it as a static WebP, even though the WebP format itself supports animation. Multiple Screenshots does not change that — it produces a set of separate still images, not one animated file. For motion, use the GIF converter instead.
Because Time (seconds) defaults to 0, so an untouched conversion grabs the very first frame of the clip. On phone footage that frame is frequently the worst one in the file: auto-exposure and autofocus are still settling, and the first moments after the record button often include camera shake. Type a timestamp a second or two in and the result is usually dramatically better.
Lossy for anything going on a web page — it is the default here, and Google measures lossy WebP at 25–34% smaller than a JPEG of equivalent SSIM quality. Lossless when you plan to edit, crop, or archive the frame and want the encoder to reproduce the decoded pixels exactly. Note that a video frame arrives already compressed by the phone's video encoder, so a lossless WebP preserves those pixels faithfully but does not undo the original video compression.
Because the source clip is. 3GP was designed for 3G-era handsets and slow networks, and common capture sizes are QCIF (176x144), QVGA (320x240), or VGA (640x480). The converter takes the frame at the video's native size, so a small 3GP yields a small still. WebP is not the constraint — the format can hold an image up to 16,383 pixels on each side — the original recording is.
In current browsers, yes. WebP has shipped since Chrome 32, Firefox 65, Edge 18, Opera 19, Safari 16, and iOS Safari 14, which together account for roughly 96% of global browser usage according to caniuse.com. Outside browsers, some older desktop image viewers, legacy editing suites, and a few email clients still refuse WebP. When maximum compatibility matters more than file size, take the frame as JPG instead.
Yes — switch Frame Selection to Multiple Screenshots and the converter samples stills across the clip instead of capturing just one. Each screenshot arrives as its own WebP file, which is what you want for a contact sheet, a video-chapter thumbnail set, or picking the best of several candidate frames. Specific Frame remains the better choice when you already know the exact moment.
No. A still image has no audio track, so the 3GP's AMR or AAC audio is discarded entirely at this step. Capture-date and camera metadata stored in the 3GP container is likewise not carried into the image. If you need the audio from the clip as well, run a separate extraction with the 3GP to WAV converter.
Two levers, and they stack. Drop Resolution Percentage below 100% so the still is encoded at thumbnail dimensions rather than downscaled by the browser at display time, and step Quality Preset down from Very High. Because WebP is already 25–34% under JPEG at matching quality, a downscaled lossy WebP of a low-resolution 3GP frame is a very small file. Specific file size is available if you need to hit a hard byte target.
Files upload over an encrypted connection, are processed on our servers, and are deleted automatically after a few hours — no sign-up, no watermark, never shared or made public. Since only one frame is decoded and encoded, the slow part of the job is uploading the 3GP, not the conversion itself.