Convert TIFF to BMP for Windows apps and uncompressed pixel data
Drop TIFF files here
or browse files
Up to 10 files · 50 MB each
Click the "Upload TIFF" button to browse and select your file(s), or simply drag and drop TIFF files directly onto the upload area. You can select multiple files at once for batch conversion.
Your TIFF file(s) are converted to BMP automatically. The conversion runs instantly in most cases — single files are typically ready in under two seconds. Batch conversions of multiple files take a few seconds longer depending on file sizes.
Once conversion is complete, click "Download BMP" to save your converted file directly to your device. For batch conversions, download all files at once as a ZIP archive. No sign-up, no email required — your file is ready immediately.
TIFF files are large; converting to BMP reduces file sizes by 70–95% through efficient compression, making them practical for web use, email, and cloud storage.
Convert up to 10 TIFF files to BMP simultaneously. Perfect for processing entire photo libraries, design asset collections, or bulk content workflows without converting files one by one.
Our TIFF to BMP converter is completely free. There are no watermarks added to converted images, no file count limits, and no account registration required.
Your images are processed securely and deleted immediately after conversion. We never store, share, or use your files — complete privacy for sensitive or confidential images.
TIFF files are notoriously large — a single TIFF image can easily reach 10–100 MB. Converting to BMP applies efficient compression that can reduce file sizes by 70–95% while maintaining excellent visual quality. This makes images practical for web publishing, email sharing, cloud storage, and faster loading in applications.
Different platforms, applications, and workflows have varying format requirements. Converting from TIFF to BMP ensures your images work seamlessly in target applications, meet upload requirements for specific platforms, and integrate with existing workflows that expect BMP format inputs.
Our TIFF to BMP converter runs directly in your browser with no software to install. Processing happens on optimized servers, so conversions are near-instant regardless of your device's hardware.
Upload and convert up to 10 TIFF files to BMP format in a single session. All files are processed in parallel, and you can download them individually or as a ZIP archive.
Process TIFF files up to 50 MB in size — large enough for high-resolution photographs, multi-layer graphics, and professional-quality images.
Fine-tune your output with adjustable quality settings (for lossy BMP) or compression levels (for lossless BMP). Preview the output quality estimate before converting.
Files are transmitted over encrypted HTTPS connections and permanently deleted from servers after conversion. We never analyze, store, or share your images. GDPR compliant.
Convert TIFF to BMP from any device — desktop, tablet, or smartphone. The interface is fully responsive and works on all modern mobile browsers without any app to download.
TIFF and BMP are both raster image formats, but they serve different purposes and have distinct technical characteristics. Understanding the differences helps you choose the right format for your workflow.
| Aspect | TIFF | BMP |
|---|---|---|
| Compression | Optional (LZW, ZIP, JPEG, or none) | None (uncompressed by default) |
| Transparency | Yes | No |
| Animation | No | No |
| Typical File Size | Very large (2 MB – 500+ MB) | Very large (1 MB – 100+ MB) |
| Color Depth | Up to 64-bit | Up to 32-bit |
| Best For | Professional printing, Medical imaging (DICOM-adjacent), Legal/archival document scanning | Windows legacy applications, Game development assets, Embedded systems |
| Browser Support | Not supported in browsers | Limited — most browsers don't display BMP natively |
Convert TIFF to BMP when you need to dramatically reduce the TIFF file size.
Converting TIFF to BMP is a common task for web developers, graphic designers, photographers, and anyone working with digital images. The professional standard for printing, archiving, and medical imaging — uncompromising quality in a flexible format. Microsoft's native Windows bitmap — uncompressed, universally supported in Windows apps, but very large. Understanding when and why to make this conversion — and how to do it correctly — can significantly improve your workflow, image quality, and website performance.
The most common reasons to convert TIFF to BMP include: file size reduction — TIFF files are extremely large, and BMP can store the same image data in a fraction of the space. TIFF (Tagged Image File Format) is the gold standard for professional image quality. Developed in 1986 and widely adopted in publishing, medical imaging, and professional photography, TIFF supports multiple compression options (including fully lossless), CMYK color for print workflows, up to 64-bit color depth, multiple pages per file, and alpha channel transparency. A high-resolution TIFF from a professional scanner or camera contains every detail of the original, making it the format of choice for archival, medical records, legal documents, and commercial printing. TIFF's flexibility — it can store virtually any image type in any color space — makes it indispensable in professional workflows, even though it's impractical for everyday use. In contrast, BMP (Bitmap Image File) is Microsoft's native raster image format introduced with Windows 1.0 in 1985. It stores image data with no lossy compression by default, resulting in file sizes that can be 10 to 100 times larger than equivalent JPG files. A full-page 300 DPI scan that would be 2 MB as a JPG becomes 50–100 MB as a BMP. BMP's value lies in its simplicity and universal Windows compatibility — every Windows application that handles images can read BMP files. It's used in legacy software, game development, embedded systems, and situations where raw uncompressed pixel data is required for processing. For use cases where BMP's characteristics better match your needs — whether that's transparency, lossless quality, smaller file sizes, or broader compatibility — conversion is a straightforward solution.
TIFF and BMP differ in several important ways:
**Compression:** TIFF uses optional (lzw, zip, jpeg, or none) compression while BMP uses none (uncompressed by default) compression. This affects both file size and the faithfulness of image reproduction. Lossless formats preserve every detail; lossy formats achieve smaller sizes by strategically discarding imperceptible data.
**Color Depth:** TIFF supports Up to 64-bit, while BMP supports Up to 32-bit. Higher color depth means more precise color reproduction, particularly important in professional photography and print workflows.
**Transparency:** TIFF supports transparency, while BMP does not. For web design and graphic design work, transparency is frequently essential.
**File Size:** TIFF typically produces very large (2 mb – 500+ mb) files. BMP produces very large (1 mb – 100+ mb) files. This difference can be significant for web delivery, storage, and bandwidth costs.
To get the best results when converting TIFF to BMP, follow these recommendations:
**Always keep your originals.** Before converting, back up your original TIFF files. Conversions — especially to lossy formats — are not perfectly reversible, and you may want the originals for future use.
**Choose the right quality setting.** For lossy BMP output, a quality setting of 80–90 provides an excellent balance between file size and visual quality for most web use cases. For professional or print use, use 92–95.
**Consider your intended use.** Images for web delivery benefit from aggressive compression to minimize load times. Images for print or archiving should prioritize quality over file size. Images that will be further edited should be kept in lossless formats throughout the editing process.
**Validate the output.** After converting, open a sample of converted files to verify quality meets your expectations before processing an entire batch or deleting originals.
**Web Developers** regularly convert images between formats to optimize website performance, meet platform requirements, and ensure cross-browser compatibility. Converting to BMP helps ensure images display correctly across all browsers and devices.
**Graphic Designers** working in Figma, Adobe Photoshop, Illustrator, or Sketch convert between formats depending on project requirements. BMP is commonly used for Windows legacy applications, Game development assets.
**Photographers and Content Creators** need different formats for different platforms: JPG for social media and email, WebP for websites, TIFF for professional printing, PNG for graphics and overlays. Converting between formats is a daily workflow task.
**Developers and System Administrators** often automate TIFF-to-BMP conversion as part of image processing pipelines, content management workflows, and media optimization scripts.
Whether you're optimizing a website, preparing images for print, building a design system, or simply need BMP format for a specific platform, PortImg's free TIFF to BMP converter delivers fast, accurate, high-quality conversions directly in your browser. No software installation, no registration, no watermarks — just upload, convert, and download.