Video Tools
Reframe and extract audio from local videos, inspect media, and plan captions, editing, storage, rendering, streaming, and export settings in your browser.
Tools in this department
- Compress VideoReduce local video file size with browser-native encoding, resolution scaling, and bitrate controls.
- Video to Audio ConverterExtract the audio track from a local video and save it in an audio format supported by your browser.
- Video Frame Converter for Social PlatformsReframe and export local videos to common landscape, square, and portrait layouts for YouTube, TikTok, Snapchat, Instagram, Facebook, and X.
- Video Resolution UpscalerUpscale local video frames to 1080p, 1440p, 4K, or up to 2× with high-quality browser interpolation.
- Video Frame Snapshot & Thumbnail GrabberExtract high-resolution image snapshots and thumbnails from local video files at any timestamp.
- Video Metadata & Codec InspectorInspect exact video dimensions, duration, aspect ratio, audio stream presence, and file size.
- Video Playback Speed & Duration CalculatorCalculate time saved and accelerated durations across 0.25x to 4x playback rates with real-time preview.
- Video Aspect Ratio & Platform GuideDetermine exact video aspect ratios (16:9, 9:16, 4:3, 1:1) and identify target social platforms.
- Video Bitrate for Target File SizeEstimate a video bitrate from a desired file size and clip duration.
- Video File Size EstimatorEstimate video file size from duration, video bitrate, and audio bitrate.
- Video Duration from File SizeEstimate playable duration from file size and average bitrate.
- Video Upload Time EstimatorEstimate transfer duration from a video size and available upload speed.
- Video Download Time EstimatorEstimate download duration from a file size and network download speed.
- Video Storage Capacity PlannerEstimate how many videos fit in a storage device at an average file size.
- Video Playlist Duration TotalAdd a list of clip durations written as HH:MM:SS, MM:SS, or seconds.
- Playback Duration at SpeedCalculate viewing time when a video is played faster or slower.
- Playback Time Saved CalculatorCalculate time saved or added by changing playback speed.
- Video Frame Count CalculatorEstimate total frames from clip duration and frames per second.
- Frame Interval CalculatorCalculate the time between frames for a selected frame rate.
- Frame Rate Duration Change CalculatorEstimate playback duration when frames are interpreted at a different frame rate.
- Timecode to Frame NumberConvert HH:MM:SS:FF timecode to an approximate frame number at a chosen frame rate.
- Frame Number to TimecodeConvert a frame number to non-drop-frame HH:MM:SS:FF timecode.
- Aspect Ratio Width CalculatorFind a matching video width from a height and target aspect ratio.
- Aspect Ratio Height CalculatorFind a matching video height from a width and target aspect ratio.
- Video Resolution Pixel CounterCalculate total pixels per frame and megapixels from video dimensions.
- Center Crop Dimensions CalculatorEstimate centered crop dimensions after removing the same percentage from every edge.
- Fit Video and Letterbox CalculatorFit a source video inside a canvas while preserving its aspect ratio and estimate bar sizes.
- Video Trim Duration CalculatorCalculate the resulting duration from clip start and end timestamps in seconds.
- Trimmed Video File Size EstimatorEstimate a trimmed clip’s size assuming the source bitrate stays constant.
- Clip Count from Total DurationEstimate how many equal-length clips can be made from a total duration.
- Required Playback Speed CalculatorCalculate playback speed needed to fit a source video into a target duration.
- Timelapse Output Duration EstimatorEstimate output length from capture duration, interval, and playback frame rate.
- Slow Motion Duration EstimatorEstimate playback duration after applying a slow-motion factor.
- Timelapse Source Duration PlannerCalculate real-world capture time needed for a target timelapse length.
- Frame Sampling Interval PlannerCalculate evenly spaced frame sampling intervals for a target number of samples.
- Recording Size EstimatorEstimate recording size from video bitrate, audio bitrate, and recording duration.
- Recording Time from StorageEstimate recording time available from storage capacity and combined media bitrate.
- Recording Storage Days PlannerEstimate how many days of recordings fit in available storage.
- Batch Video Size TotalSum a comma-separated list of video file sizes in megabytes.
- Video Storage Remaining CalculatorCalculate remaining capacity after a set of video files is stored.
- Video Split Parts CalculatorEstimate the number of output parts needed to meet a maximum file size.
- Video Part Size EstimatorEstimate average output part size when a video is divided into equal segments.
- Video Resolution Scale CalculatorScale video dimensions to fit within a maximum width or height without distortion.
- Video Streaming Bandwidth BudgetEstimate the share of a network connection consumed by a video stream.
- Keyframe Interval CalculatorConvert a keyframe interval in seconds to a frame count at a selected frame rate.
- Video Bitrate Data Rate ConverterConvert megabits per second into megabytes per second and megabytes per minute.
- Video Audio Track Size EstimatorEstimate audio track size from audio bitrate and video duration.
- Audio Bitrate from Track SizeEstimate an audio bitrate from track size and duration.
- Combined Video and Audio Size EstimatorEstimate media payload size from separate video and audio bitrates.
- Video Compression Ratio CalculatorCompare original and compressed sizes as a ratio and percentage reduction.
- Video Size Reduction PercentageCalculate the percentage reduction between original and exported file sizes.
- Video Export Size Increase CalculatorCalculate how much larger an export is compared with its source file.
- Social Video Dimensions CalculatorGenerate pixel dimensions for common landscape, square, and portrait aspect ratios.
- Video Bitrate Guide by ResolutionGet a practical starting bitrate range based on resolution and frame rate.
- Target Bitrate for File LimitFind an approximate maximum bitrate to meet a target file size and duration.
- Maximum Video Duration for File SizeEstimate maximum recording duration at a selected bitrate and file size.
- Video Pixel Rate CalculatorCalculate the number of pixels processed per second from resolution and frame rate.
- Average Bitrate from File SizeEstimate average combined bitrate from file size and duration.
- Speech Rate CheckerMeasure spoken-word pace to check narration, captions, or dialogue timing.
- Narration Duration PlannerEstimate voiceover duration from a script word count and target speaking pace.
- Script Word Target PlannerCalculate how many spoken words fit a target duration at a chosen pace.
- Subtitle Reading Speed CheckerCheck subtitle characters per second against a practical reading-speed target.
- Subtitle Display Time PlannerEstimate minimum on-screen time from subtitle length and reading speed.
- Subtitle Line Break PlannerEstimate subtitle line count from text length and a maximum characters-per-line limit.
- Caption Density CheckerMeasure average caption characters per minute to spot dense subtitle tracks.
- Average Scene Duration PlannerEstimate average scene length from a runtime and scene count.
- Shots per Minute CheckerMeasure editing pace from a shot count and timeline duration.
- Target Shot Count PlannerEstimate the number of shots for a target runtime and average shot length.
- B-Roll Coverage CheckerCalculate how much of a final timeline is covered by available B-roll footage.
- B-Roll Footage Needed PlannerEstimate source footage needed to cover a target timeline at an expected usable-yield percentage.
- Production Shooting Ratio CalculatorCompare recorded footage duration with the finished runtime for production planning.
- Capture Hours PlannerEstimate source capture time from a target edit length and production shooting ratio.
- Editing Workload EstimatorEstimate editing hours from finished runtime and an editor-hours-per-minute planning rate.
- Video Crop Area Loss CalculatorEstimate how much source image area is discarded when filling a target frame without bars.
- Center Crop Offset CalculatorCalculate source-pixel crop amounts on each side to fill a target aspect ratio.
- Frame Safe Margin PlannerCalculate pixel margins for titles and graphics inside an action-safe frame.
- Title Safe Width CalculatorFind usable title width after applying equal left and right safe-area margins.
- Subtitle Safe Height CalculatorFind a safe lower subtitle zone from frame height and bottom margin percentage.
- Video Canvas Memory EstimatorEstimate RGBA memory for one or more full-resolution processing buffers.
- RGBA Frame Throughput EstimatorEstimate uncompressed RGBA data throughput for a resolution and frame rate.
- Uncompressed RGBA Video Storage EstimatorEstimate storage for uncompressed 8-bit RGBA frames at a selected resolution and duration.
- YUV 4:2:0 Raw Video Size EstimatorEstimate raw 8-bit 4:2:0 video storage by resolution, frame rate, and duration.
- YUV 4:2:2 Raw Video Size EstimatorEstimate raw 8-bit 4:2:2 video storage by resolution, frame rate, and duration.
- YUV 4:4:4 Raw Video Size EstimatorEstimate raw 8-bit 4:4:4 video storage by resolution, frame rate, and duration.
- 10-Bit 4:2:0 Raw Video Size EstimatorEstimate packed 10-bit 4:2:0 data payload size before codec compression.
- Camera Card Recording Time PlannerEstimate recording time available on a camera card at a selected video bitrate.
- Video Storage with Headroom PlannerPlan required storage after accounting for a production safety margin.
- Video Backup Capacity PlannerEstimate total storage for working media plus a chosen number of full backup copies.
- Project Free Space CheckerCheck remaining storage after source media, proxies, exports, and backups are included.
- Video Proxy Size EstimatorEstimate proxy file size as a percentage of original camera media.
- Proxy Bitrate Target CalculatorCalculate a lower proxy bitrate from a source bitrate and reduction target.
- Video Render Time EstimatorEstimate render duration from timeline length and render speed relative to real time.
- Batch Render Queue EstimatorEstimate total render queue time from clip duration, render speed, setup overhead, and parallel workers.
- Transcode Throughput TargetFind the playback-speed throughput required to finish a transcode within a deadline.
- HLS Segment Count PlannerEstimate HLS segment count from presentation duration and target segment length.
- HLS Segment Size EstimatorEstimate the size of one streaming segment at a selected bitrate and duration.
- HLS Packaging Overhead EstimatorEstimate extra playlist and per-segment packaging storage for an HLS presentation.
- Video Stream Buffer Size PlannerEstimate buffer memory for a stream bitrate and desired playback buffer duration.
- Live Viewer Bandwidth PlannerEstimate outbound bandwidth for a live stream with simultaneous viewers.
- Streaming Data per Hour CalculatorEstimate decimal gigabytes consumed by one hour of video streaming at a bitrate.
- Streaming Hours from Data CapEstimate viewing hours available from a data cap at a selected stream bitrate.
- Monthly Streaming Data PlannerEstimate monthly data use from daily viewing hours, days, and stream bitrate.
- Upload Time with Protocol OverheadEstimate upload duration with an allowance for protocol and connection overhead.
- Streaming Bitrate Headroom PlannerCalculate a stable video bitrate target below measured upload capacity.
- Frame Rate Downconversion PlannerEstimate frames removed when converting a constant frame rate timeline to a lower rate.
- Frame Rate Upconversion PlannerEstimate repeated frames added when converting to a higher frame rate without interpolation.
- Frame Rate Cadence CheckerDetermine whether a source frame rate maps evenly to a target frame rate or needs uneven cadence.
- 180-Degree Shutter Speed CalculatorCalculate a conventional 180-degree shutter exposure time for a selected frame rate.
- Video Payload Size PlannerEstimate video file size from combined bitrate and duration using decimal megabytes.
- Audio File Size EstimatorEstimate encoded audio size from bitrate and recording duration.
- Upload Time EstimatorEstimate ideal upload time from file size and connection upload speed.
- Download Time EstimatorEstimate ideal download time from file size and connection download speed.
- Target Video Encoding RateEstimate available video bitrate for a target file size after reserving audio bitrate.
- Video Frame Count EstimatorEstimate total frames from clip duration and frame rate.
- Image Megapixel CalculatorCalculate image megapixels from pixel width and height.
- Print Pixel DimensionsCalculate required pixel dimensions for a print size and output resolution.