PPT Won't Open? Convert to PPS Instantly
Fast, instant PPT to PPS conversion. No signup required. Just drop your .ppt file and get .pps in seconds.
Batch Settings
プレゼンテーション資料を配布する際、「意図しない編集を防ぎたい」「発表時と同じ表示を保ちたい」とお考えになったことはありませんか？特にビジネスシーンでは、作成したPowerPoint（PPT）ファイルが、閲覧環境によってレイアウトが崩れたり、誤って内容が変更されたりするリスクは避けたいものです。また、アニメーションや画面切り替えなど、発表の臨場感をそのまま伝えたい場合も多いでしょう。PPS形式は、このような悩みを解決し、作成者の意図を忠実に再現するための最適な形式です。閲覧者は特別な操作をすることなく、スライドショーをすぐに開始でき、配布資料としての信頼性も高まります。大切なプレゼンテーションの品質を保ちながら、スムーズな情報共有を実現しましょう。
- 商談資料の誤編集防止
- 展示会での自動再生デモ
- 社内研修の資料配布
日本のビジネス環境では、配布資料の「完全性」が特に重視されます。PPS形式は、作成者の意図通りの表示を保証するため、信頼性の高い資料共有手段として評価されています。また、縦書きを含む資料の場合、フォントの埋め込みが特に重要になりますが、PPS形式に変換することで、閲覧環境に左右されずに表示を安定させることが可能です。
About PPT to PPS Conversion
Dealing with a PPT file that won't open on your device? You're not alone — PPT compatibility issues are one of the most common reasons people search for a file converter. PPT is the legacy PowerPoint format (pre-2007).
The fix is simple: convert your PPT to PPS. PPS is a widely used file format. This conversion lets you convert between formats quickly, solving the problem in seconds rather than hours of troubleshooting.
Converting PPT to PPS maintains high quality with CocoConvert's optimised encoder settings.
CocoConvert processes your PPT file on secure servers in Germany — upload, convert, download. Your files are encrypted via TLS and automatically deleted within 24 hours. No account needed, no software to install, and it works on any device with a browser.
This conversion is ideal when you When you need a PPS file.
The conversion engine behind CocoConvert uses FFmpeg, Sharp, and qpdf — the same open-source libraries trusted by Netflix, YouTube, and enterprise platforms. Pro users can batch convert up to 100 files at once.
How to Convert PPT to PPS
- 1
Add your PPT file
Drag and drop your .ppt file into the converter, or tap "Browse" to pick it from your device. Multiple files are supported for batch processing.
- 2
Pick PPS output
Select .pps as the target format. CocoConvert automatically applies the best quality settings for this conversion.
- 3
Start conversion
Hit the Convert button. The presentation engine processes your file server-side — no CPU drain on your device.
- 4
Save your file
Once done, download your .pps file. For batch jobs, download all at once as a zip.
What Happens When You Convert PPT to PPS
Your PPT file is decoded and re-encoded as PPS.
Your PPT file is uploaded and validated
The file is decoded (parsed into its raw data)
The data is re-encoded in PPS format
The converted file is ready for download
Format Comparison
PPT
.ppt file
| Extension | .ppt |
| MIME Type | application/vnd.ms-powerpoint |
| Category | Presentation |
PPS
.pps file
| Extension | .pps |
| MIME Type | application/vnd.ms-powerpoint |
| Category | Presentation |
Should You Convert PPT to PPS?
When to Convert
- ✓When you need a PPS file
Frequently Asked Questions
Why won't my PPT file open?
PPT files may not open if your device lacks the right codec or application. Converting to PPS — a more widely supported format — usually resolves this. PPS is a widely used file format.
Is it safe to convert PPT to PPS online?
Yes. CocoConvert encrypts your file via TLS, processes it on isolated servers in Germany, and permanently deletes it within 24 hours. Your files are never shared or analysed.
Will I lose quality converting PPT to PPS?
Converting PPT to PPS maintains high quality with CocoConvert's optimised encoder settings. CocoConvert uses high-quality encoder defaults to preserve as much fidelity as possible.
How large can my PPT file be?
Free users can convert files up to 250 MB each. Pro users get a 5 GB limit per file, and Business API users have custom limits.
Can I convert PPT to PPS on my phone?
Absolutely. CocoConvert works in any modern browser — iOS Safari, Android Chrome, and all desktop browsers. No app required.
Versions are pinned in our worker Dockerfile and re-built via CI on every change.