Dernière mise à jour le
May 25, 2026
Optimize PDF Size for iPhone Gratuit
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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
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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.
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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.
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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.
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What our customers say about pdfFiller
See for yourself by reading reviews on the most popular resources:
Love the service and how it integrates with Zapier - it has saved me tons of time in manual repetition for filling out intake, invoicing and legal documents and I love the send to sign feature. Would like a little more functionality in the app, like having the ability to sign docs directly instead of using mobile browser, but overall it functions beautifully. Best value for this type of service hands-down. As a small business, the price-point is phenomenal! Highly recommend PDFfiller!!
2018-09-04
I am happy with the selection of forms, but it could be easier to locate forms I need to complete. Also, your connection is pretty slow. I thought it was my internet the first couple of times, but the connectivity only takes eons when trying to access my docs on your site.
2019-02-03
I had some issues with establishing connections, but when I chatted with Paul, he had the solution for downloading the form in less than 3 minutes! This was a truly a great experience for me!
2019-06-10
What do you like best?
Price is good and plenty of document options.
What do you dislike?
Would be great if it could integrate with your pdf documents without having to go to the website. maybe a feature where you can join or delete parts of the pdf without having to upload it to the website every time.
What problems are you solving with the product? What benefits have you realized?
All my PDF needs are being filled by the software
2021-07-29
The filling of the spaces in blank when there are squares are a bit tedious. One has to center the square and it is not always neat and aligned with the other characters one enters. It is slow.
2021-07-18
Easy to use however as a student and…
Easy to use however as a student and not a large user of this functionality, the plans are not fit for my purpose.
2025-05-25
Optimize PDF Size for iPhone
Managing your documents on an iPhone can be tedious, especially when it comes to large PDF files. With the Optimize PDF Size feature, you can easily reduce the size of your PDFs, freeing up space and making them easier to share.
Key Features
Reduce PDF file size without losing quality
Simple and user-friendly interface
Quick processing for immediate results
Supports various PDF formats
One-tap optimization
Potential Use Cases and Benefits
Share PDFs via email or messaging apps without file size limits
Save storage space on your iPhone for other important apps and files
Easily upload to cloud services for safe keeping
Prepare documents for printing in a more manageable size
Streamline your workflow by optimizing multiple files at once
By optimizing your PDF sizes, you can overcome the challenges of storage limitations and slow upload times. This feature empowers you to manage your documents efficiently, ensuring that your important files are always accessible when you need them.
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
Why is my PDF low quality?
If you start with a low-resolution image or other file, the resulting PDF may look blurry or pixelated, especially if printed out. PDF converters can't make your finished document look any clearer than the original. Use files with resolutions of at least 72 dots per inch for Web display and 200 to 300 dpi for printing.
How do I optimize the quality of a PDF?
Choose File > Save As Other > Optimized PDF, or Go to Tools > Optimize PDF, and then click Advanced Optimization. The PDF Optimizer dialog box opens.
How do I reduce the MB of a PDF on my iPhone?
Step 1 Open the Files app on your iPhone and select the PDF document. Step 2 Tap and hold on to the PDF document. you will see a drop-down. Tap on Quick Actions à Optimize File Size. The app will compress the PDF document to make it smaller and autosave it.
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