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PPT Merge

Free online tool to merge multiple PPTX presentations into one PPTX file locally in your browser

File merge

Merge multiple PPTX presentations into one PPTX file.
File list0 files

Uploaded files will appear here.

Merged result

You are in PPT mode. Upload files and click merge.

About this tool

PPT merge creates a new PPTX in file and slide order for chapter decks, team slides, and meeting material. Sources can use different masters, layouts, theme fonts, and aspect ratios, and their visual styles are not automatically unified.

Retention of animations, transitions, speaker notes, media, linked charts, and embedded objects depends on document structure. Inspect every slide in PowerPoint, reapply the intended theme, and test slideshow mode rather than relying on thumbnails alone.

How to use it

  1. Standardize slide ratio

    Confirm all sources use the same 16:9 or 4:3 canvas and available fonts.

  2. Arrange presentation order

    Remove duplicate opening and closing slides, then order the files.

  3. Generate and present-test

    Check masters, animation, media, notes, and page numbers and unify the theme when needed.

Supported range and limits

Input / output
Several PPTX files in, one PPTX out
Slide order
Appended in list order, with each file's internal slide order preserved
Masters and themes
Each file brings its own master, so the merged deck can carry several colour schemes and layouts at once
Preserved
Text, images, shapes, tables and speaker notes
May be lost
Transition and animation timings, hyperlinks pointing across files, embedded audio and video
After merging
Walk the masters and fonts once; visual inconsistency almost always comes from there, not from missing content

When you would use it

  • Compiling a team presentation

    Combine chapters owned by different contributors into one review deck.

  • Organizing a meeting agenda

    Join topic files in speaker order for uninterrupted presentation.

  • Combining separately built decks into one talk

    Each section is authored on its own and merged into a single file, so nobody juggles documents on stage.

What to know before you start

  • Legacy PPT and password-protected files may not be processable.
  • Merging does not repair missing fonts or theme conflicts automatically.
  • Externally linked video, fonts, and data may remain unavailable on another device.

Related concepts

slide master
A template layer defining placeholders, theme, and shared slide layouts.
aspect ratio
The width-to-height relationship of the slide canvas; mixed ratios cause scaling or margins.

Frequently asked questions

What format does PPT Merge export?
It exports PPTX. The browser-based merge currently supports PPTX only, so legacy PPT files should be converted to PPTX first.
Does PPT Merge preserve slide order?
Yes. The output file appends slides from each PPTX in the order shown in the upload list.
Why is the styling inconsistent after merging?
Every source file brings its own master and theme. After merging all of them coexist, and each set of slides still references its original one, so the deck looks assembled. Reapply one master across all slides in PowerPoint to unify it.
Do animations and transitions survive?
Not reliably. Object animation timing and slide transitions depend on additional playback data that can be lost in merging. Run a full rehearsal on the merged deck before it matters.