Understandable Document App Online For Free
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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.
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Discover the simplicity of processing PDFs online

Upload your document in seconds

Fill out, edit, or eSign your PDF hassle-free

Download, export, or share your edited file instantly
Top-rated PDF software recognized for its ease of use, powerful features, and impeccable support
Every PDF tool you need to get documents done paper-free

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.

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.

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.

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.

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.

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:
Minimal experience. Does take the time out of huge forms to fill out - even for my kids' school. $20 a month is a lot for the convenience. I will likely cancel after my 1 month.
2017-09-22
Only day 1, but so far so good. Love that all my files are stored in one place to access from any computer! Easy to use and email files. Great investment so far!
2018-12-12
What do you like best?
The ease of filling in forms and quickly.
What do you dislike?
Nothing except that when I print a doc, the Print button is at the bottom of window and I can't move it up so I have to click the very tip of the box that says print. - This could be my computer problem too but is weird and that just started about 6 months ago.
What problems are you solving with the product? What benefits have you realized?
Saving time
The ease of filling in forms and quickly.
What do you dislike?
Nothing except that when I print a doc, the Print button is at the bottom of window and I can't move it up so I have to click the very tip of the box that says print. - This could be my computer problem too but is weird and that just started about 6 months ago.
What problems are you solving with the product? What benefits have you realized?
Saving time
2019-01-03
Pretty good a little slow
Pretty good a little slow. Great tool would recommend this to anyone. Pair it with Grammarly and your writing is unstoppable.
2022-03-21
Lifesaver
Create a fillable document and send it out for signature - simple, efficient, affordable. I am in Real Estate and needed an uncommon document for a client, this website saved me hours of tedious re-typing!
2021-10-05
Only use quarterly for one customer, would attend/watch a webinar or tutorial to make it more user friendly and see if it would work with other customers
2021-01-20
will search for other free services…
will search for other free services without trials and any subscription after some time frame. please make this free. :)
2020-10-31
What do you like best?
This program makes it very easy to enter data into pre-printed forms instead of using a typewriter.
What do you dislike?
Sometimes there will be a data box over another data box and it makes it difficult to change information. Also, when you highlight and change or add to preexisting words the formatting changes and you can not change it back to look like the original
What problems are you solving with the product? What benefits have you realized?
Not having to ever use a typewriter is the best benefit. Having all of my previous files stored is highly appreciated.
2020-08-06
Perfect
Perfect, I tried using the government website for this form and half the fields did not work, from now on I will use government forms from PDF
2020-06-18
Understandable Document App
The Understandable Document App simplifies the way you create, manage, and share documents. It targets users who seek clarity and efficiency in their document processes, making it easier for you to focus on your work without getting lost in complex formatting or unnecessary details.
Key Features
Intuitive interface for easy navigation
Real-time collaboration with team members
Customizable templates for various document types
Built-in grammar and style suggestions to enhance clarity
Automatic formatting to save time and effort
Potential Use Cases and Benefits
Writing reports that require clear and concise communication
Collaborating on projects with teams working remotely
Creating professional documents for clients and stakeholders
Improving the readability of marketing materials
Streamlining documentation processes for onboarding new employees
By using the Understandable Document App, you will eliminate confusion and enhance understanding. This tool addresses common document challenges such as inconsistent formatting, unclear language, and time-consuming revisions. With its focus on clarity and user-friendly design, you can produce impactful documents that effectively communicate your ideas.
For pdfFiller’s FAQs
Below is a list of the most common customer questions. If you can’t find an answer to your question, please don’t hesitate to reach out to us.
What if I have more questions?
Contact Support
How do you use documents?
Step 1: Download the Google Docs app. On your Android phone or tablet, open the Google Play app.
Step 2: Get started. Create a document.
Step 3: Share & work with others.
How do you use the documents' app?
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How do I transfer files using the Documents app?
Make sure you have our Documents app installed on your iPhone or iPad.
Go to docstransfer.com on your computer.
Scan the QR code with your camera. Starting from iOS 11, your default camera app can do that without 3rd party software.
Done! Your devices are now connected.
How do you use documents on iPhone?
Open the iCloud Drive app. It's the white app with an image of blue clouds.
Open a document.
Tap the “Share” icon.
Tap Add to iCloud Drive.
Select a folder.
Open the iCloud Drive app.
Tap the folder in which you saved the document.
Tap the document you just saved.
What is Document app?
The Documents' app lets you access and manage your files however you want, all in one convenient place. It is perfect for reading PUB books, viewing Word and Excel documents, opening ZIP files, PDFs, images, downloading MP3 and watching movies on iPhone and iPad.
How do I download music to my documents?
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How do you save a document in the Documents app?
Tap the file in a third-party app you work with and tap the Share button. Tap Save to Files. When the Files app is launched, tap the Documents' extension in the list of app and select the folder you would like to save the file to. As a result, the file will be saved to the selected folder of Documents 7 app.
#1 usability according to G2
Try the PDF solution that respects your time.