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What is XLTM?

XLTM files are built around lossless compression. Designed for business spreadsheets with macros, automated reporting, they use the application/vnd.ms-excel.template.macroenabled.12 MIME type and typically range from varies by content.

What is PUB?

Microsoft Publisher (PUB) is a desktop publishing format used for creating professional layouts, newsletters, flyers, and marketing materials.

When Should You Use XLTM vs PUB?

Use XLTM When...

Reach for XLTM when your priority is business spreadsheets with macros, automated reporting — its uncompromising quality ensures every detail is preserved.

Use PUB When...

Reach for PUB when your priority is desktop publishing, flyers, newsletters — its efficient compression makes sharing fast and storage minimal.

XLTM vs PUB: Key Differences

  • •XLTM and PUB diverge on compression: lossless compression for the source, lossy compression for the target.
  • •The switch from lossless compression to lossy compression means you gain significant space savings while accepting minor quality trade-offs.
  • •Alpha channel support: PUB lacks transparency support, so semi-transparent pixels from the source will be lost.
  • •File sizes: XLTM files typically range N/A and PUB files 500KB to 50MB with images.
  • •Primary audience: XLTM is built for business spreadsheets with macros, automated reporting scenarios, while PUB focuses on desktop publishing, flyers, newsletters — pick the format that matches your output requirement.

Advantages of XLTM

  • ✓XLTM compresses data using lossless methods, keeping file sizes manageable for Business spreadsheets with macros, automated reporting.
  • ✓Industry-wide support means XLTM files open anywhere — from legacy systems to the latest devices.
  • ✓Lossless quality makes XLTM the gold standard for archival and master copies.
  • ✓From professional software to open-source alternatives, XLTM works out of the box.

Advantages of PUB

  • ✓At its core, PUB relies on lossy encoding — a design choice that makes it perfect for Desktop publishing, flyers, newsletters.
  • ✓You won't run into compatibility issues with PUB — it's a universal standard across platforms.
  • ✓File size management with PUB: aggressive compression with minimal visible quality loss.
  • ✓Every major application in the Desktop publishing, flyers, newsletters space supports PUB natively.

Common Use Cases for XLTM to PUB Conversion

  • Spreadsheets and data analysis
  • Presentations and slideshows
  • Technical documentation
  • Email correspondence
  • Forms and templates
  • Compliance documentation

Industry Applications

Office ManagementTechnical WritingData AnalysisEducationEnterprise SoftwareGovernment Administration

Best Practices for XLTM to PUB Conversion

  • →When converting XLTM to PUB, check that tables, images, and embedded fonts transfer correctly — complex layouts may shift between formats
  • →Use PUB as your final distribution format if it offers better compatibility, or keep XLTM as an editable master
  • →For XLTM to PUB conversions, verify that tracked changes and comments are preserved if needed
  • →Embed fonts to ensure consistent rendering across devices and platforms
  • →Always keep a backup of your original files before converting
  • →Choose the appropriate quality settings for your specific use case

Troubleshooting XLTM to PUB Conversion

  • !XLTM to PUB formatting looks off → complex layouts with tables and columns may shift between formats
  • !Fonts render differently in PUB → embed fonts or use standard web-safe fonts before converting
  • !Images missing from the PUB output → ensure images are embedded in XLTM, not linked externally
  • !Tracked changes disappeared after converting XLTM to PUB → some document formats don't support revision tracking

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Convert XLTM to PUB Online - Free & Fast

Convert XLTM files to PUB online for free. High-quality conversion with no registration required.

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.xltm,.XLTM (max 100MB)

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About XLTM and PUB

XLTM

XLTM (XLTM) - Excel Macro-Enabled Template, spreadsheet template with macros. Best for business spreadsheets with macros, automated reporting.

PUB

PUB (Publisher PUB) - Microsoft Publisher, desktop publishing format. Ideal for desktop publishing, flyers, newsletters.

Format Comparison

CompressionLossless → Lossy
TransparencyN/A
Use CaseConvert from business spreadsheets with macros, automated reporting to desktop publishing, flyers, newsletters
File Size~500KB to 50MB with images after conversion

FAQs

Is converting XLTM to PUB free?

Yes, GoConvertFile offers free conversion of XLTM to PUB for files up to 100MB. No registration required.

How long does it take to convert XLTM to PUB?

Most XLTM to PUB conversions complete within seconds for standard-sized files. Larger files may take longer depending on the conversion complexity.

What is PUB best used for?

PUB is ideal for desktop publishing, flyers, newsletters. Microsoft Publisher, desktop publishing format

Does converting XLTM to PUB lose quality?

Yes, converting XLTM to PUB uses lossy compression, which reduces file size by discarding some visual data. Set quality to 85-95% for a good balance of quality and file size.

What file size should I expect after converting XLTM to PUB?

PUB files are typically 50-80% smaller than XLTM files because PUB uses efficient lossy compression. The exact reduction depends on quality settings.

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