Try an alternative to KeepSolid Sign Assist For Free

Use pdfFiller instead of KeepSolid Sign 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
Trust Seal
Trust Seal
Trust Seal
Trust Seal
Trust Seal
Trust Seal

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:
I completed the first PDF form and it was a little tough maneuvering through the documents, savings. It was a little disingenuous to wait until I was finished to document to find out that I would be billed annually as apposed to monthly, when the advertising gave the amount payable monthly.
Nannie H
2015-11-03
PDFfiller.com has been the most reliable and simple piece of software I have used for this type of work in a long time. Adobe has made things quite expensive and your product has been the lifesaver many times. Simple to use, end product is of high quality. That is what I was looking for and found it on PDFfiller.
Michael H
2015-12-09
I love the program, would be easier to fill dates on my form if I could type the date without the scrolling box. I also wish it was a smoother flow to save/print and back.
Marilyn
2017-07-17
I never got the code in my email to complete the emailing of the document to the tenant. Other than that I love the ease of using it. I hope to get help with emailed code soon.
Barbara W
2018-01-06
Wow, I am just testing the functionality of this system. If it does what I think it can its like having a personal secretary/ administrative assistant. I will gladly pay the premium for the service. My one concern, I want to make sure the is confidentiality and protection for the documents I'm transmitting as they are confidential. These days identity theft and misuse of personal protected inforamtion is critical so, you're assurances my site is secure and my documents I choose to fax and mail from PDF filer are not being inappropriately accessed by PDF filler employees is good to share. I like the email code you require for me to log in, that gives me security. I would like to know that when "chatting" with your team, they can't see my actual documents, just my account. I have no reason not to believe your site is secure, but just sharing. I am considering purchasing a small business, I would use your service daily and would like to be able to "buy up" credits for additional fax capabiltiy. Great service ! I've already referred your system to at least 4 different companies including the mortgage company I'm working with on the purchase of my business who has stated they will refer their clients to it. Thank you.
Jeannette S
2018-04-26
PDFfiller is the best program to view and edit PDF documents. It is a tool for professionals. This program provides efficiency and quality at a very affordable price. Is it worth the investment. The one year package is very good. I recommend it. PDFfiller is a very useful application to send and receive files in PDF format, create refillable forms and sign documents in a very simple way. Its "autocomplete" function makes the job easier. It is a very light software that does not occupy a large space in our team. Sometimes pop-ups become a headache. They are somewhat uncomfortable. I think it's an aspect to improve
Paola M.
2018-07-02
So far so good importing pdf doc to… So far so good importing pdf doc to edit Word for a children's book I'm writing. Important to have illustration (drafts) work sheet above and have critique "notes" below!
Praca Proseman
2024-05-23
What do you like best? The ability to merge and delete pages from pdf documents, and literally edit any pdf document I need to edit! PDF Filler has saved my life many times! What do you dislike? Nothing, I mean it! Absolutely nothing. Mayyyyyyybe the ability to split documents, but really the other options pdfFiller has let me to in that aspect have been amazing. Recommendations to others considering the product: I have none, it's amazing!! What problems are you solving with the product? What benefits have you realized? I'm merging, I'm deleting unwanted pages, I'm edited...I'm doing all the great things! I am absolutely more productive as a result of pdfFiller.
Sandra Crawford
2022-02-08
PDF Filler makes it very easy to modify and create pdfs from anywhere. I specifically like their simplified process for editing. Their customer worked with me on an issue I was having and I'm satisfied with the result.
Sean A
2020-08-21

Semisolid Sign Assist: Great customer support matters

According to numerous research, U.S. businesses shed above $62 billion annually due to poor customer support, and seven out of ten shoppers say they’ve spent much more cash performing company having an enterprise that delivers fantastic service.

What does it mean to reach out to tremendous client aid? We’ve identified how our customer support is foremost notch in online document preparation.

We believe that first-class client care implies following greatest practices, such as valuing user time, possessing a pleasant attitude, and supplying competent and well-resourced solutions. What's a lot more, we take steps forward to exceed, not just meet expectations. Adhere to the actions under t? Check it oneself.

Customer support is vital for improving the user expertise. Our CS group goes beyond just responding to problems by making certain integrity and high-quality care. We communicate with you too much better realize your summons and needs. Without a doubt, our specialists know the item completely. This permits them to be conscious of all the feasible alternatives to clarify the differences in between Semisolid Sign Assist.

How to switch from Semisolid Sign Assist and use pdfFiller’s market support:

01
Produce and verify your pdfFiller account (a 30-day free trial is accessible).
02
Verify your account specifics and personalize settings.
03
Upload your document by picking one of several methods offered.
04
Visit the Assistance web page in the event you want any aid along with your document management.
05
Search or ask questions utilizing the help search bar (the line at the number one in the web page).
06
View the Help Center topics to get a needed answer.
07
View the Aid Center topics to discover the necessary answer.

We've got customer support representatives online 24 hours, 7 days a week, 365 days a year, and we’ll do our greatest to resolve all issues within 30 minutes. Do not hesitate to reach out to our CS team anytime you will need it.

pdfFiller is different from and not affiliated with Semisolid Sign. With further questions about Semisolid Sign products please contact Semisolid Sign directly.

Want additional reasons to opt for pdfFiller? How about:

Integration with your favored solutions which includes Salesforce, Dropbox, Google Drive, and other people
Collaborating on documents in teams
E-filing tax forms straight with the IRS in a single click
Access to add-value items: airSlate, signNow, and US Legal
Online notary
Capability to gather payments and sell proprietary forms
Beginning at $8 monthly, pdfFiller is much more cost-effective than most competitors

What gives to pdfFiller the edge over its competition?

pdfFiller is not only a PDF editor and reader. It truly is a multi-purpose platform for centralized document management. It enables you to do all the things the competitors do and goes way beyond that, supplying options you’d ordinarily locate in several separated tools. With pdfFiller, you get all you need for establishing powerful document workflows.
Card icon
Straightforward document management'
There is no need to download or set up something. Just set up an account, upload your documents, and start working straight away: rearrange, annotate, merge, convert, edit, and more things you can do to document the way you prefer. Then, send copies by using email, fax, SMS, or even USPS.
Card icon
Unparalleled time-efficiency
In contrast to quite a few our competitors, we appreciate your time and want you to become as productive as you possibly can. Generate templates for your most frequently utilized documents to prevent retyping information, fill out as much as 1,000 uniform documents at the same time, or extract data from forms in bulk.
Card icon
Extensive library of templates and forms
Need a standardized, fillable form here and now? Get it in the pdfFiller web based library. Or produce a form from scratch by just adding fillable fields to your document. You are able to host or share forms in seconds, enabling anybody to fill them out online from any device.
Card icon
Uncomplicated e-signing and tax reporting
Because of the integrated signNow functionality, you can e-sign documents on the go, collect signatures from multiple individuals, track the signing progress of a document, set a signing order, and many other things.
Card icon
Safety and a lot of storage space
We care about the safety of one’s assets and think that storage limits shouldn't distract you from your function. That’s why pdfFiller allows you to keep your documents protected inside the cloud with unlimited storage. On top of that, you can protect sensitive information with two-factor authentication and passwords.

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!

#1 usability according to G2

Try the PDF solution that respects your time.
Trust Seal
Trust Seal
Trust Seal
Trust Seal
Trust Seal
Trust Seal