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Stay mobile Sign PDF on OPPO For Free

Create a legally-binding electronic signature and add it to contracts, agreements, PDF forms, and other documents – regardless of your location. Collect and track signatures with ease using any device.

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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.

Upload a document

Generate your customized signature

Adjust the size and placement of your signature

Download, share, print, or fax your signed document

Every eSignature tool you need – inside a powerful PDF software

eSignature solution

Document tracking

Enhanced productivity

Custom branding

Security & compliance

eSign documents and collect signatures

Easily fill, edit, and sign your PDF documents in a single application, on any device.

Type, draw, or use a signature converter to create an eSignature from a picture of your handwritten autograph.

Create fillable PDFs and send them for signature to one or multiple recipients.

Set signer roles and customize a signing order.

Get visibility into the signing process

Receive instant alerts once signatures are in place.

Specify CC’d recipients and set actions upon document completion.

Monitor changes in your documents with audit trails.

Speed up your approval workflows

Send documents for signature faster by sharing them via short links.

Simplify data and signature collection by posting fillable PDF forms online.

Collect payments along with signed documents.

Showcase your branding when requesting signatures

Display your logo on signature invites, user notifications, and in the eSignature editor.

Customize an email message for your eSignature invites.

Redirect signers to your website once they complete your document.

Maintain industry-leading security and compliance

Authenticate signers via a password.

Make your document workflows compliant with industry-specific regulations, including HIPAA.

Secure the authenticity of a document with a unique ID.

Set an expiration date for your document.

Join the world’s largest companies

Employees at these companies use our products.

Video instructions on how to Sign PDF on OPPO

pdfFiller scores top ratings in multiple categories on G2

4.6/5

— from 710 reviews

5.0

Just started to use this product and found it easy to start up and complete forms that were down loaded. I would recommend this product to others needing a simple but very capable pdf manager.

Alan S

5.0

It allowed me to fill in a non editable… It allowed me to fill in a non editable pdf and frame the text into the available spaces. It always saves the latest version and allows filling the form step by step. It works!

Daniel Cabral

Sign any document using pdfFiller’s eSignature service without hassle

Add your virtual signature in just a few simple steps – without a scanner or printer.

Upload

Upload your document to pdfFiller and open it in the editor.

Sign

Generate and save your electronic signature using the method you find most convenient.

Tweak

Resize your signature and adjust its placement on a document.

Retrieve

Save a signed, printable document on your device in the format you need or share it via email, a link, or SMS. You can also instantly export the document to the cloud.

Upload document

Why choose pdfFiller for eSignature and PDF editing?

Cross-platform solution

Upload your document to pdfFiller and open it in the editor.

Unlimited document storage

Generate and save your electronic signature using the method you find most convenient.

Widely recognized ease of use

Resize your signature and adjust its placement on a document.

Reusable templates & forms library

Save a signed, printable document on your device in the format you need or share it via email, a link, or SMS. You can also instantly export the document to the cloud.

The benefits of electronic signatures

Bid farewell to pens, printers, and paper forms.

Efficiency

Enjoy quick document signing and sending and reclaim hours spent on paperwork.

Accessibility

Sign documents from anywhere in the world. Speed up business transactions and close deals even while on the go.

Cost savings

Eliminate the need for paper, printing, scanning, and postage to significantly cut your operational costs.

Security

Protect your transactions with advanced encryption and audit trails. Electronic signatures ensure a higher level of security than traditional signatures.

Legality

Electronic signatures are legally recognized in most countries around the world, providing the same legal standing as a handwritten signature.

Sustainability

By eliminating the need for paper, electronic signatures contribute to environmental sustainability.

Enjoy straightforward eSignature workflows without compromising data security

Learn how pdfFiller maintains data security

GDPR compliance

Regulates the use and holding of personal data belonging to EU residents.

SOC 2 Type II Certified

Guarantees the security of your data & the privacy of your clients.

PCI DSS certification

Safeguards credit/debit card data for every monetary transaction a customer makes.

HIPAA compliance

Protects the private health information of your patients.

CCPA compliance

Enhances the protection of personal data and the privacy of California residents.

Stay Mobile Sign PDF on OPPO

Stay Mobile Sign PDF is a convenient feature for OPPO users that allows you to sign documents on the go. Whether you need to sign contracts, agreements, or forms, this feature simplifies the process, making it quick and efficient.

Key Features

Easily sign PDF documents with your finger or stylus

Utilizes an intuitive interface for seamless navigation

Supports multiple signature styles for personalization

Allows saving and sharing signed documents directly from your device

Compatible with various PDF formats

Potential Use Cases and Benefits

Streamline your business workflow by signing contracts without printing

Enhance productivity by signing documents while traveling or working remotely

Eliminate the need for physical paperwork, reducing clutter and waste

Facilitate faster approvals and responses, keeping projects on track

Improve document security with encrypted signatures

Stay Mobile Sign PDF on OPPO addresses your need for quick and easy document signing. In today’s fast-paced world, waiting for printed signatures can slow down your progress. By using this feature, you gain the ability to act promptly, ensuring that you never miss a deadline. This solution makes signing documents simpler and more efficient, giving you greater control over your time and commitments.

Sign PDF on OPPO trouble-free

Are you fed up of carrying your laptop around everywhere you go, to be able to keep working with documents? Perhaps you have your clients backing off just because you didn’t have the ability to Sign PDF on your OPPO? Here at pdfFiller, we can offer you a solution that frees you from relying on software that isn’t cloud based, so that you can work from any device, anywhere.

pdfFiller is the leader in online document management but it doesn't mean it’s complicated to make use of. Sign PDF on OPPO and much more:

01

Legally-binding eSignature. Use eSignature that’s court admissible and has bank-level security and compliance

02

All-round compatibility. Forget about using different tools for computers and mobile phones. Use a universal solution and keep all your records in one storage

03

24/7 support. Contact our friendly customer care service if you encounter difficulties while working with the service

04

High-level security. Protect your data with the latest encryption features according to the most important security standards

05

Various supplementary benefits. Notarize your records or send prepared forms right to the IRS in just a few clicks

Deal with documents like a professional. Do business right from your browser or install the application. Regardless of your choice, all your actions are still secured with the most up-to-date encryption features, so that nobody can get unauthorized access to your data. Don't wait, benefit from professional document management now!

List of extra features

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 can I sign a PDF on my phone?

Once you've got your PDF, select the edit icon in the corner. Select “Fill & Sign.” Select “Fill & Sign.” Tap on the signature icon in the lower right corner (it looks like a pen nib) and select “Create Signature” (or “Create Initials” if that's all you need).

Can I sign a PDF on my iPhone?

Tap the Camera button or the Document button , then look for the photo or PDF that you want to attach and mark up. Tap the attachment, then tap the gray arrow icon . Tap the Markup button to add your markup. Tap the plus button to add a signature, text, and more.

How do I sign a PDF on Android?