Last updated on
Dec 29, 2025
Shrink Image File Size less than 300kb 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
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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.
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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.
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.
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What our customers say about pdfFiller
See for yourself by reading reviews on the most popular resources:
In ways its harder to use, does not put signs in for you and does not calculate for you like the regular form.. but this is the only way I can save my form and make copies and edit it so this kind of saved me a ton of time!
2014-06-28
I was looking for an app that will convert a sensitive file that has security feature that only the user or the owner of the file will only see it after it was being edited.
2018-11-19
I like it but only need to fill in a few forms a year so it's not cost efficient for me. I would pay if the pricing were different. Instead I'll just unsubscribe.
2019-02-07
Excellent uptime. Always processes correctly.
It has increased my productivity and gives me the assurance I look for in any software.
We use a softwar for processing IRS forms as a template. It always works as expected with no errors. It is quick and easy to learn.
I do not have any negative comments considering this product
2019-09-18
Good less expensive alternative to some of the competition
Overall, I have been satisfied with PDFfiller
The software works just like advertised. I love that it is super reliable to work when I need it.
The user interface was slightly challenging to get used to but after that, it has been nice.
2019-08-21
Convenient & Specific
It's been very convenient and comfortable because I have been a longtime user.
Easy to use and search for specific documents needed for everyday business.
Saving the same documents can become cumbersome.
2019-05-16
User Friendly and Effective Audit Trail
Found it very user friendly when using it to get signatures. The audit trail is also simple and understandable in terms of tracking.
2021-10-18
Amazing Program exactly what I have…
Amazing Program exactly what I have been looking for!! A Must have for any business or just anyone that one that wants to own amazing pdf editing.
2020-10-01
It's been great. I switched over to you guys from another pdf editer that would constantly crash. I had it then found you guys. No crashes, very satisfied
2024-12-20
Shrink Image File Size Less than 300KB Feature
Are you tired of slow uploads and long-loading pages due to oversized image files? The Shrink Image File Size feature is your solution. This tool reduces image size without compromising quality, making it essential for anyone managing online content.
Key Features
Reduces image file sizes to less than 300KB
Maintains visual quality for a crisp appearance
Supports multiple image formats
User-friendly interface for quick adjustments
Fast processing times for immediate results
Potential Use Cases and Benefits
Ideal for web designers looking to enhance site speed
Perfect for bloggers wanting to optimize images for SEO
Useful for developers aiming to improve user experience
Great for marketers who need to share images via email or social media
By shrinking your image file sizes, you can speed up your website, increase your page rank on search engines, and improve user satisfaction. This feature directly addresses the common problem of long loading times and excessive data consumption while still providing high-quality visuals. Enjoy easier sharing, better performance, and more efficient online content management with this indispensable tool.
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?
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How do you make a KB file smaller?
To reduce the size of your PDF, open the file, then go to Convert > Compress. This will bring up a menu where you can choose the compression level, from smallest to largest (file size). At the smallest option, with file compression and image resampling set to 150 dpi, our 11,775MB file got compressed to 261.53KB.
How do I make the KB of a picture smaller?
The primary way to reduce the file size of an image is by increasing the amount of compression. In most image editing applications this is done by the selections you make in the “Save As” or “Export As” dialog box when saving a PNG, JPG, or GIF.
How do I make a 300 KB file?
How to compress a PDF to 300kb or less. Open the Tools center and select the Optimize PDF Tool. Choose the file you want to compress. Select Reduce File Size in the top menu. Pick your options and file version compatibility. Rename and save the file.
How do I reduce the size of a picture to 250 KB?
How to reduce the image size in KB/MB? To reduce the image size in KB or MB online, first upload it to ResizePixel's website. Enter a desired file size and select the corresponding unit of measurement (KB or MB). Then proceed to Download page to get the image file.
How many pixels is 200 KB?
What is the pixel size for 200kb? 800 pixels wide just fills the screen for most monitors and 200 KB is plenty for that image size. How do I reduce the size of a 200kb photo?
How can I make a file smaller than 300kb?
How to compress a PDF to 300kb or less. Open the Tools center and select the Optimize PDF Tool. Choose the file you want to compress. Select Reduce File Size in the top menu. Pick your options and file version compatibility. Rename and save the file.
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