Thank you very much for considering Aspose.
I would like to share with you that we have made some performance improvements in PDF to TIFF conversion along the way. Please download the latest version and try at your end. If you still feel like that performance is not up to your requirement then please share some sample PDF file along with your particular results, so we could help you out accordingly.
We’re sorry for the inconvenience and looking forward to help you out.
I’m sorry that the PDF to TIFF conversion performance is not according to your requirement. I have logged an issue as PDFKITNET-21284 for performance improvement. Our team will look into it and we’ll try to improve the performance in our upcoming versions. You’ll be notified via this forum thread once we make progress.
We’re very sorry for the inconvenience.