10 years experience in web file management
and multiple file upload solutions
Multiple Uploaders/Downloaders comparison
MultiPowUpload - Flash multiple file upload control.JavaPowUpload - Java multiple file upload and download applet with advanced features like resumable upload, folders and very large files upload, multiple files download.
Ultimate Uploader - Silverlight multiple file upload control. Easy to install (as Flash) control, supports resumable and very large files upload. Works success with authentication, cookies, session.
ActiveXPowUpload - ActiveX multiple file upload control. Uploader and download control only for IE browser.
| MultiPowUpload | Ultimate Uploader | JavaPowUpload | ActiveXpowUpload | |
| Browsers support Wiki | >98% | >98% | >98% | Only Internet Explorer 32-bit or 64-bit (~50%) |
| OS support Wiki | >97% (Win+Mac+Linux) | >97% (Win+Mac+Linux) | >97% (Win+Mac+Linux) | >90% (Windows only) |
| Framework, Runtime requirement | Adobe Flash 10 | Microsoft Silverlight | Sun JRE | Nothing |
| Multiple files upload |  |
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| Folders upload |  |
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| Multiple files & folders download (resumable) | |
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Over HTTP or FTP |
Over HTTP |
| Uploading standard | Classic (RFC 1867), one file per request or by chunks. Over HTTP | Chunks, one chunk per request. Over HTTP | Classic (RFC 1867), one or few files per request. Over HTTP or FTP | Classic (RFC 1867), few files per request. Over HTTP |
| Files drag and drop | |
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| Resumable upload | |
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| File upload examples | PHP, ASP.NET, ASP, Perl, ColdFusion, JSP | PHP, ASP.NET | PHP, ASP.NET, ASP, Perl, ColdFusion, JSP | PHP, ASP.NET, ASP, Perl, ColdFusion, JSP |
| Server special requirements | |
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| Max uploaded file size | 2 Gb | Unlimited | Unlimited | 2 Gb |
| Interface and functionality customization | High |
Medium |
High |
Medium |
| Multilingual interface customizable | |
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| Javascript API | |
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| SSL (HTTPS) support | |
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| Images thumbnails preview | |
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| Cookies/Session support | Workaround for non-IE browsers required (not required for chunk upload) |
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| Windows authentication support | |
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Requires to enter credentials |
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| License cost | $149 single domain | $179 single domain | $99 (for Uploader) single domain $169 for Uploader+Downloader |
$99 single domain |
| Minor upgrades | free | free | free | free |
| Major upgrades | 50% discount | 50% discount | 50% discount | 50% discount |