OptiDoc Merge PDF shortcut alternative Gratis

Use pdfFiller instead of OptiDoc to fill out forms and edit PDF documents online. Get a comprehensive PDF toolkit at the most competitive price.
Drop document here to upload
Select from device
Up to 100 MB for PDF and up to 25 MB for DOC, DOCX, RTF, PPT, PPTX, JPEG, PNG, JFIF, XLS, XLSX or TXT
Note: Integration described on this webpage may temporarily not be available.
0
Forms filled
0
Forms signed
0
Forms sent

Discover the simplicity of processing PDFs online

Card illustration
Upload your document in seconds
Card illustration
Fill out, edit, or eSign your PDF hassle-free
Card illustration
Download, export, or share your edited file instantly
Top-rated PDF software recognized for its ease of use, powerful features, and impeccable support
Users Most Likely To Recommend - Summer 2025
Grid Leader in Small-Business - Summer 2025
High Performer - Summer 2025
Regional Leader - Summer 2025
Easiest To Do Business With - Summer 2025
Best Meets Requirements- Summer 2025

Every PDF tool you need to get documents
done paper-free

Card illustration

Create & edit PDFs

Generate new PDFs from scratch or transform existing documents into reusable templates. Type anywhere on a PDF, rewrite original PDF content, insert images or graphics, redact sensitive details, and highlight important information using an intuitive online editor.
Card illustration

Fill out & sign PDF forms

Say goodbye to error-prone manual hassles. Complete any PDF document electronically – even while on the go. Pre-fill multiple PDFs simultaneously or extract responses from completed forms with ease.
Card illustration

Organize & convert PDFs

Add, remove, or rearrange pages inside your PDFs in seconds. Create new documents by merging or splitting PDFs. Instantly convert edited files to various formats when you download or export them.
Card illustration

Collect data and approvals

Transform static documents into interactive fillable forms by dragging and dropping various types of fillable fields on your PDFs. Publish these forms on websites or share them via a direct link to capture data, collect signatures, and request payments.
Card illustration

Export documents with ease

Share, email, print, fax, or download edited documents in just a few clicks. Quickly export and import documents from popular cloud storage services like Google Drive, Box, and Dropbox.
Card illustration

Store documents safely

Store an unlimited number of documents and templates securely in the cloud and access them from any location or device. Add an extra level of protection to documents by locking them with a password, placing them in encrypted folders, or requesting user authentication.

Customer trust by the numbers

64M+
users worldwide
4.6/5
average user rating
4M
PDFs edited per month
9 min
average to create and edit a PDF
Join 64+ million people using paperless workflows to drive productivity and cut costs

Why choose our PDF solution?

Cloud-native PDF editor

Access powerful PDF tools, as well as your documents and templates, from anywhere. No installation needed.

Top-rated for ease of use

Create, edit, and fill out PDF documents faster with an intuitive UI that only takes minutes to master.

Industry-leading customer service

Enjoy peace of mind with an award-winning customer support team always within reach.

What our customers say about pdfFiller

See for yourself by reading reviews on the most popular resources:
The service works well and is very convenient, however I was disappointed by the way I was able to complete an entire form but was not advised it was not free until the form was completed after spending a couple hours working on it. Since this is a pay service, the consumer should be advised immediately upon accessing any forms on an internet search. In order to preserve my work, I had no choice but to subscribe. Perhaps you should market a new service that charges by the document. I would have gladly paid for that up front. The service itself works very well.
Michael G
2015-07-02
The forms are extremely easy to work with. In fact, they are easier to work with than the ones provided on the web site for the Courts. There is not a form I've needed that was not available through this web page, which is a huge plus.
Julie L
2016-03-15
What do you like best?
Edit and sign documents without emailing back and forth
What do you dislike?
Can't add documents if viewing a document
Recommendations to others considering the product:
Great tool to have
What problems are you solving with the product? What benefits have you realized?
Mail cost, less rejected business
User in Financial Services
2019-05-21
What do you like best?
PDFfiller has helped me streamline my forms and remove paper forms for my workplace. I am now able to have all my paper forms eliminated replaced by online forms. Saves alot of paper and trees!
What do you dislike?
The think I dislike is when a user completes a form online and I am notified I have to click the email link, save the form before I am able to view in my dashboard. Be nice to just have the form in my dash ready to go without the other intermediate steps.
What problems are you solving with the product? What benefits have you realized?
Definitely help streamline work and remove paper forms. Also saves me time with clients filling out new intake forms before I even see them.
User in Health, Wellness and Fitness
2019-11-05
PDF Filler is the Best I really love using PDFiller it's a great tool for a new small business owner also with taking care of personal business as well. I love that you have so many tools, resources, and options.
TSH Consulting LLC
2019-06-22
It is my alternative for quick editing of pdf documents I edit PDF documents quickly It's software is quite intuitive. It is easy to handle. To fill out forms is great. Also to add the signatures to the documents Once I wrote to technical support and I'm still waiting for an answer. It's the only negative I can say. In the end I solved the problem I had in another way
LIDIA M.
2018-07-10
Since a recent update Since a recent update, we were no longer able to send documents to SignNow for esignatures. The chat support was able to make some updates and get us working again.
Rachel Bordenet
2023-10-24
pdfFiller is an very valuable software… pdfFiller is an very valuable software for work at home or outside. They have an excellent customer service which helped me instantly. You can easily edit, combine files, put your own online signature and save a lot of time by using this software. Very easy to handle, sort, upload, share files etc.! Mirko M.
Mirko Maricic
2021-08-26
What do you like best? I like that all certificates on Insurance are in the same place, easy to find and I like the ability to duplicate certs What do you dislike? Can't find new documents very easily on the program What problems are you solving with the product? What benefits have you realized? It a one stop for get our certificates out to our insured, I like that we can now email and fax from the site
Teresa Marquard
2020-08-12

Get documents done
from anywhere

Create, edit, and share PDFs even on the go. The pdfFiller app equips you with every tool you need to manage documents on your mobile device. Try it now on iOS or Android!

How to OptiDoc Merge PDF shortcut alternative - video instructions

#1 usability according to G2

Try the PDF solution that respects your time.
Users Most Likely To Recommend - Summer 2025
Grid Leader in Small-Business - Summer 2025
High Performer - Summer 2025
Regional Leader - Summer 2025
Easiest To Do Business With - Summer 2025
Best Meets Requirements- Summer 2025