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Hazuu Tools

Online Photo Editor

Edit your photos online for free with professional-grade tools.

Upload an image to start editing
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Drag & Drop your image here or click to upload

Supports JPEG, PNG, WebP, and other image formats
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About Online Photo Editor

Online Photo Editor is a free, browser-based image editor that combines tone adjustments, rotation, freehand drawing, and text overlays into one tool. You can fine-tune brightness, contrast, saturation, blur, grayscale, sepia, and hue-rotation with live sliders, apply one-click presets such as Vintage, B&W, Warm, Cool, and Vivid, rotate the canvas in 90-degree steps or to any custom angle, flip horizontally or vertically, sketch directly on the photo with a configurable brush, and stamp text labels in any color and size — all before saving a single PNG to your device.

The editor is suited for situations where you need to make real visual changes to a photo rather than just resize it or trim its edges. Preparing a product screenshot with an annotation arrow, converting a color photo to black and white for a report, adding a caption to a shared image, or giving a portrait a warmer tone for social media are all tasks that a resizer or compressor cannot handle — this tool can.

All processing runs entirely inside your browser using the HTML Canvas API. Your image data never travels to any server, which means you can safely edit confidential documents, internal screenshots, or personal photos without any privacy risk. There are no file-size limits, no account requirements, and no cost.

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Key Features

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Seven live adjustment sliders

Brightness, contrast, saturation, blur, grayscale, sepia, and hue-rotate are each controlled by a dedicated slider with a real-time preview on the canvas.

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One-click filter presets

Six named presets — Vintage, B&W, Warm, Cool, Vivid, and Normal — apply a coordinated set of adjustments in one click, so you can explore looks quickly without dialing each slider by hand.

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Rotation and flip controls

Rotate the image to any angle from 0 to 360 degrees using a slider, or snap to 90-degree increments with dedicated buttons. Flip horizontally or vertically for mirror effects or correcting camera orientation.

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Freehand drawing with brush controls

Switch to the Draw tab, choose a brush color from the full color picker, set a stroke width from 1 to 20 px, and draw directly on the canvas. The last stroke can be undone individually, and all paths are baked into the exported file.

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Text overlay with color and size

Type a label, pick a font color, and set the text size from 12 to 120 px before stamping it onto the image. Useful for captions, call-outs, diagram labels, and slide annotations.

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Client-side only — no upload, no account

The Canvas API processes every operation locally. Nothing leaves your device, so sensitive images stay private. No sign-up, no watermark, and no limit on how many photos you edit.

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How to Use

01

Upload Photo

Drag and drop your image into the upload area, or click to browse and select a photo from your device.

02

Edit Your Image

Use the editing tools to crop, resize, apply filters, adjust colors, add text or annotations, and more.

03

Save & Download

Click the "Save" button to download your edited image in your preferred format and quality.

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Example

Apply the B&W preset (grayscale 100%, contrast 120%) then add a white caption, and download. The original file is untouched; only the exported PNG reflects the edits.

Sample workflow
1. Open tool and drop "portrait.jpg" into the upload area.
2. In the Adjust tab, click the "B&W" preset
   → grayscale slider jumps to 100%, contrast to 120%.
3. Switch to the Text tab.
   → Type "June 2025", pick white (#ffffff), size 48 px.
   → Click "Add Text" to stamp it onto the canvas.
4. Click "Save" — browser downloads "portrait-edited.png".
Result
portrait-edited.png  (PNG, full original resolution)
  - Colours converted to black-and-white
  - Contrast boosted to 120%
  - White caption "June 2025" baked in at 48 px
  - Original portrait.jpg is unchanged on disk
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Common Use Cases

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    Adding annotation arrows and labels to screenshots

    Use the Draw tab to sketch arrows or highlight areas, then stamp a text label with the Text tab. Ideal for creating bug reports, tutorial screenshots, or user-research walk-throughs where a resizer or compressor would be the wrong tool.

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    Converting a color photo to black and white

    The B&W preset sets grayscale to 100% and raises contrast in one click — no manual slider work. This is distinct from a compression tool, which changes file size but never alters pixel values or tone.

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    Correcting portrait orientation and tone before sharing

    Rotate a photo taken sideways with the 90-degree button, then warm the skin tones by nudging brightness and using the Warm preset — a task that an image-cropper handles only partially and a file compressor cannot do at all.

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    Creating social media graphics with text captions

    Apply a Vivid or Vintage preset to make a photo pop, then add a caption in a contrasting color. Because the output is a plain PNG with no watermark, it is ready to upload directly to any platform.

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    Preparing internal report images without privacy risk

    Blur sensitive regions on a screenshot by increasing the blur slider, or overlay a redaction bar drawn with the brush tool. Because no data leaves the browser, this is safe for confidential business or medical images.

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Frequently Asked Questions

What is Online Photo Editor? expand_more
Online Photo Editor is a free, browser-based image editing tool that offers professional features like tone adjustments, rotation, freehand drawing, text overlays, and filter presets — all without requiring any software installation.
Is my photo uploaded to a server? expand_more
No. All photo editing happens entirely in your browser using the HTML Canvas API. Your images never leave your device, ensuring complete privacy and security.
What image formats are supported? expand_more
The editor accepts any format your browser can decode, including JPEG, PNG, WebP, BMP, and GIF. The exported file is always a PNG, which preserves full quality with no lossy re-compression.
Can I undo changes? expand_more
In the Draw tab you can undo the most recent brush stroke one at a time with the "Undo Last Stroke" button. Adjustments and text can be reset using the Reset button in the toolbar, which restores all sliders to their defaults and clears all annotations.
How is this different from the Image Resizer or Image Cropper tools? expand_more
The Image Resizer changes only the pixel dimensions of a photo. The Image Cropper trims the canvas to a selected region. This Online Photo Editor does neither of those things — it focuses on tonal adjustments (brightness, contrast, saturation, filters), geometric transforms (rotation, flip), and creative additions (text, freehand drawing). If you need to resize or crop, use those dedicated tools; if you need to change how the photo looks or add content to it, use this one.
How is this different from the Image Compressor? expand_more
The Image Compressor reduces file size by lowering quality or changing format. This editor applies visual adjustments (filters, color correction, annotations) and always exports a full-quality PNG. Use the compressor after editing if you also need a smaller file.
What filter presets are available? expand_more
There are six built-in presets: Vintage (sepia 40%, contrast 120%, saturation 80%), B&W (grayscale 100%, contrast 120%), Warm (hue-rotate 15°, saturation 130%, brightness 105%), Cool (hue-rotate 200°, saturation 80%), Vivid (saturation 170%, contrast 120%), and Normal (all sliders reset to default).
What is the maximum image size I can edit? expand_more
There is no fixed file-size or resolution limit imposed by the tool. The practical limit depends on your device memory and browser. Very large images (over 30 megapixels) may slow down canvas rendering on low-memory devices.