Spreadsheet Conversion
Convert XLT to XLSX Online — Free
Fast, free XLT to XLSX converter. No registration required.
3,722件のファイルを変換済み
転送時に暗号化ファイルは2時間後に自動削除登録不要
またはインポート元
安全な転送
HTTPS暗号化アップロード
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処理後にファイルを自動削除
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すぐに変換を開始
どこでも動作
あらゆるブラウザ、あらゆるデバイス
変換方法
1
Upload your .xlt file by dragging it into the upload area or clicking to browse.
2
Choose your output settings. The default settings work great for most files.
3
Click Convert and download your .xlsx file when it's ready.
XLTとは？
XLT is the legacy Microsoft Excel binary template format from Excel 97-2003. It stores spreadsheet formatting, formulas, and macros as reusable templates for creating standardized workbooks.
形式の詳細
- 正式名称
- Excel 97-2003 Template
- 拡張子
- .xlt
主な特徴
- Excel legacy
- Binary format
- Template
- Macro support
XLSXとは？
XLSX is the modern Microsoft Excel format. It's the standard for spreadsheets containing data, formulas, charts, and pivot tables.
形式の詳細
- 正式名称
- Microsoft Excel Spreadsheet
- 拡張子
- .xlsx
主な特徴
- Spreadsheet
- Formulas
- Charts
- Data analysis
XLTとXLSXの比較
| 特徴 | XLT | XLSX |
|---|---|---|
| 正式名称 | Excel 97-2003 Template | Microsoft Excel Spreadsheet |
| 拡張子 | .xlt | .xlsx |
| 最適な用途 | Excel legacy | Spreadsheet |
よくある質問
Yes. You can convert up to 5 files per day without signup, or 20 per day with a free account — no watermark required. Pro users get 100 conversions per day and larger file sizes.
Most files convert in under 30 seconds. Larger files may take 1-3 minutes. Processing runs on our servers, so your device stays fast.
Our converter uses optimized settings to preserve quality. Default settings prioritize quality over file size. You can adjust settings for more control.
Free users can convert files up to 500MB. Pro users can convert files up to 2GB with priority processing.
Yes. Our converter is browser-based and works on any device — iPhone, Android, tablet, or desktop. No app or software installation needed.