131 reviews
Available on Windows, Android, and iOS, MobiPDF (formerly PDF Extra) helps you create, edit, sign, convert, and secure high-quality PDFs on any device. With built-in scanning, two-way conversion support for 20+ file formats, and robust security features like password protection, customizable user permissions, advanced encryption, and digital signatures, MobiPDF has everything you need for effortless document management. Whether it's reading, commenting, and drawing on PDFs, combining multiple PDFs and images into one, creating new PDFs from different formats, scanning files, filling out PDF forms, signing and protecting PDFs, or redacting texts, images, pages, or the entire layout and formatting, MobiPDF does it all.
Written by the business, not verified by us.MobiPDF (formerly PDF Extra) (pdfextra.com) has a 4.6 out of 5 rating on OK.one, based on 131 user reviews collected here. It is listed under Electronics & Technology and its reputation is excellent. 89% of reviews are 4 stars or higher and 2% are 1 star; The business has replied to 100% of negative reviews; Reviews mostly discuss User experience, Product, App. Last updated 2026-08-25.
Reviewers overwhelmingly had a great experience with this company. Customers appreciate the simple interface and find it easy to navigate through various document tasks without high costs. Users frequently mention that the application provides a reliable alternative to other software while consuming minimal system resources. People enjoy the fast processing speed and the helpful features available for handling everyday documents efficiently. However, some people mentioned that the program could sometimes work a bit faster or occasionally experienced performance issues during use. A few other people also felt that promotional pop-ups or payment requests for the paid version were somewhat irritating during work.
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Thanks for sharing your feedback! We're excited to hear more about your experience as you explore the app. Enjoy using it, and don't hesitate to reach out if you have any questions or need assistance! Sincerely, The MobiSystems Support Team.
PDF Extra works just like Adobe products (is not better) at a FRACTION of the cost. It is SOOooo very nice to find a software company that doesn't feel the need to rape their customers to stay in business and make a better product. Good job, PDF Extra. Keep up the good work.
We appreciate your enthusiastic feedback! It's wonderful to know that you find value in our app compared to others and that our pricing aligns with your expectations. Your support means a lot to us, and we’re committed to continuing to provide great products. Sincerely, The MobiSystems Support Team.
Exploring now, but is quite good.
Hey there! It's fantastic to hear that you're enjoying your exploration! We truly appreciate your positive feedback and are glad you find the app to be quite good. We hope you continue to discover even more features and enjoy your experience with us. Sincerely, The MobiSystems Support Team.
Excellent, thank you
Hey there! Your positive feedback means a lot to us! We truly appreciate you taking the time to share your experience. It encourages us to keep doing our best. If you ever need anything, just reach out! Sincerely, The MobiSystems Support Team.
It's wonderful to hear your enthusiasm! We appreciate your kind words about the app's efficiency. Your feedback truly means a lot to us, and we're excited to keep delivering great experiences for you. Thank you for sharing your experience with us! Sincerely, The MobiSystems Support Team.
easy to use.
We're happy to hear that you're finding the app easy to use! Your feedback means a lot to us, and we're here to support you whenever you need it. Sincerely, The MobiSystems Support Team.
5 stars great editing and conversions
We're energized by your enthusiasm! Thank you for your amazing feedback on the editing and conversion features. Your support truly motivates us to continue providing quality in the app! Sincerely, The MobiSystems Support Team.
it is all good
We're delighted to know you're enjoying the app! Your positive feedback means a lot to us. If you have any suggestions or need assistance, feel free to reach out. Sincerely, The MobiSystems Support Team.
I like all possibillities and features of the programm. It's a good alternative for Adobe. One point less is, that it could work a bit faster. All together I'm satisfied.
It's fantastic to hear that you're enjoying the features and possibilities of the app! We truly value your positive feedback and appreciate your thoughts on the speed improvement; it's helpful to know what you're looking for. We’re committed to enhancing your experience and hope to implement improvements that meet your needs. Thank you for your support! Sincerely, The MobiSystems Support Team.
Professional
Hey there! Your wonderful feedback means a lot to us! We're delighted you find the app perfect and professional. Thank you for taking the time to share your thoughts. We’re here to support you anytime! Sincerely, The MobiSystems Support Team.
I like it. It worked very well for editing.
We appreciate your positive feedback! It's fantastic to hear that the editing features are working well for you. Thank you for sharing your experience with us! Sincerely, The MobiSystems Support Team.
We appreciate you sharing your feedback with us! We hope you enjoy exploring the app whenever you get the chance! Sincerely, The MobiSystems Support Team.
i like the format
Hello! Thank you for sharing your thoughts! We're delighted to hear that you like the format of the app. Your feedback is truly appreciated, and it motivates us to continue enhancing the experience. If you have any specific suggestions or features you'd love to see, please reach out to us through the in-app support. We're here to listen and improve! Best, Mary-Ann from the MobiSystems Support Team
No clarity about having to pay for separate programs, so I ended up paying for software I wasn't able to use. Customer service is excellent, though.
Hello, Thank you for your kind feedback regarding our customer support, we do strive to provide the best experience. We do apologize for the lack of clarity and will be at your disposal should you reach out to us and explain what happened in more detail. Looking forward to hearing back from you. MobiSystems
Hey there! Your enthusiasm is contagious! We are grateful for your kind words about our seamless service. Thank you for sharing your experience! Sincerely, The MobiSystems Support Team.
Hey there! We truly appreciate your feedback and are glad to hear you're enjoying the app. We understand your interest in a free version, and we value your input on this matter. Thank you for sharing your thoughts with us! Sincerely, The MobiSystems Support Team.
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It's amazing to see such strong support and enthusiasm for our app! We appreciate you sharing your thoughts and are glad to know you feel secure with the community and team behind it. Your feedback means a lot to us! Sincerely, The MobiSystems Support Team.
It's fantastic to hear that you're enjoying the app's services! We appreciate your kind words and support. Your satisfaction means a lot to us, and we’re here to continue providing you with the best experience possible. Sincerely, The MobiSystems Support Team.
It's wonderful to hear you're finding the app amazing again! We truly appreciate your enthusiasm, and we're thrilled to have you back with us. If you have any feedback or suggestions, feel free to share! Sincerely, The MobiSystems Support Team.
We're delighted to hear that you find the app easy to use! Your positive feedback truly motivates us, and we appreciate you taking the time to share your thoughts. We’re always here to support you and hope you continue to enjoy using our app. Sincerely, The MobiSystems Support Team.
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