Top 6 HEIC to PDF Converters You Must Try in 2025

Many users want to convert HEIC images to PDF to preserve image quality or organize multiple images into a single document. Fortunately, many online tools offer a quick way to convert HEIC files without installing software and make them ideal for users who need fast results. This article introduces 5 HEIC to PDF converters online by highlighting their features and usability.

1. UPDF for iOS

UPDF iOS app stands as an efficient HEIC to PDF converter, which offers a simple two-step process for quick conversion. It supports HEIC imports and seamlessly creates PDFs while maintaining image quality. After conversion, users can enhance PDFs by adding text, shapes, and annotations. With an intuitive interface, UPDF ensures a smooth experience for users needing reliable HEIC to PDF conversion. Hence, follow the steps below to perform this image conversion using the UPDF app:

Step 1. Import the HEIC File

To initiate, install the "UPDF" app and launch it on your phone.

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After opening the app, tap the "+" icon to bring up a small bottom-up menu. From that menu, select "Photos" and import the HEIC file you want to convert to PDF.

Step 2. Convert HEIC to PDF

Once the image is imported, it will be displayed under the "Files" section. Now, head to your HEIC file and press the "Horizontal Three Dotted" icon below it to open a pop-up menu. Then, select the "Convert to PDF" option from the list to transform the HEIC file to PDF format.

Pros:

Using this image HEIC to PDF converter, users can simultaneously convert multiple HEIC files to PDF to save time.
With the built-in camera functionality, you can directly capture an image and convert it to PDF.
UPDF's also has a Scan feature which lets users scan documents using their device's camera and convert them into PDFs instantly.
After generating a PDF, UPDF allows you to reduce file size, edit content, make annotation, and do more.

Other Useful Features of UPDF

Edit PDF: Users can modify text color, size, and style and add custom text to enhance the document's appearance. Additionally, it allows inserting, rotating, cropping images, and integrating links to make the PDF more interactive and personalized.
Annotation: UPDF allows you to highlight text in different colors, apply markups like underlining and strikethrough, and add notes for clear document organization. These features help emphasize important sections and enhance your overall PDF editing experience.
AI Chat: With AI, users can have conversations and easily get tasks done, such as summarizing, translating, or explaining content. You simply need to provide a prompt to get accurate results from AI so that you can understand or process the information easily.
Password Security: To safeguard your PDF from unauthorized access, you can implement an open password to guarantee that only permitted users can view or modify the document. Whenever an unfamiliar individual attempts to open the file, they must enter the password you set.
More: UPDF also provides many other PDF tools, including creating/filling PDF forms, organizing PDF pages, merging and splitting PDFs, and more.

In addition to the iOS app, UPDF is also available on Windows, Mac, and Android which makes it a versatile solution across different platforms. With one license, you can use it on up to 4 devices simultaneously. Moreover, its price is only 1/6th of Adobe Acrobat, which makes it a great option for its extensive features. Thus, download UPDF for free on any device and explore its document management and AI features for enhanced productivity.

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2. Smallpdf

With Smallpdf, users can upload HEIC files directly from their device or Google Drive for conversion to PDF. A stand-out feature is that it performs conversion while retaining the quality and layout of the original image. Moreover, Smallpdf offers a batch conversion feature that enables you to convert multiple HEICs to PDFs at the same time.

Pros:

Before saving the final PDF, compress the document further to ensure optimal size.

Cons:

Privacy concerns are raised as users upload their documents to an online third-party server.
This online tool lacks advanced conversion settings that limit the users' ability to customize the output PDF.

3. CloudConvert

CloudConvert is a well-known online converter used for performing conversions across 200+ file formats. When talking about image formats specifically, this HEIC to PDF converter online supports the conversion of nearly all traditional and raw image formats. Additionally, if you've HEIC files in the cloud, you can directly upload them from Google Drive for conversion.

Pros:

You can specify the output dimensions of the PDF in pixels.
To ensure clarity in the output, users can even control the resolution of the converted PDF.

Cons:

The conversion settings are difficult to understand, especially for beginners.
For conversion of unlimited file size, you need to upgrade the paid plans.

4. FreeConvert

Another reliable file converter you can try to perform HEIC to PDF conversion is FreeConvert. Moreover, with its batch conversion feature, you get the chance to transform multiple HEIC files to PDF simultaneously. Plus, FreeConvert ensures file security by using 256-bit SSL encryption and automatically deleting files after a few hours.

Pros:

Users get the option to choose the paper size for the PDF, such as A4, Letter, etc.

Cons:

The free version has a file size limitation of 1GB, requiring a paid subscription for converting large HEIC files.
FreeConvert's interface has too many ads that can disrupt the conversion process for users.

5. Online2PDF

Using this online HEIC to PDF converter, you can effortlessly change your HEIC files to PDF through a straightforward upload and conversion procedure. To obtain a more compact PDF file, users can modify the image resolution by selecting a reduced DPI value from the available options. Additionally, if you want to keep your confidential information secure, protect the PDF with a password before conversion.

Pros:

The PDF layout feature allows customizing format, size, and pages per sheet, such as switching from A3 to A4.
In addition to PDF, Online2PDF allows you to convert HEIC files into Word, Excel, and other formats.

Cons:

The tool may struggle with larger HEIC files, leading to slower conversion times.
Online2PDF, with a maximum file size of 150MB, may restrict large file conversions or uploads.

6. Convertio

With the support for 300 file formats, Convertio allows you to perform conversions to PDFs of various image and document types. This online tool lets users choose the destination source for the output PDF, including Dropbox and Google Drive. Moreover, Convertio ensures secure conversions by automatically deleting the converted files from servers after 24 hours.

Pros:

Using Convertio, convert HEIC to various image file formats, such as PNG, WEBP, and more.
To streamline workflow, users can transform multiple HEICs into PDFs with batch conversion capability.

Cons:

Convertio lacks advanced conversion settings, such as the ability to choose file size or specify page ranges.
Users sometimes experience slower processing speeds, especially when handling larger files or multiple conversions at once.

FAQ About HEIC to PDF Converters

1. Why convert a HEIC file to a PDF?

PDFs are more compatible with a wide range of devices and software, which makes them easier to share and edit. On the other hand, HEIC files require specialized apps or software to view. For this reason, users prefer to convert HEIC to PDF format. Moreover, when printing is needed, you must convert HEIC to PDF as PDF retains high-quality resolution.

2. Is there a free HEIC to PDF Converter app?

Yes, there are free HEIC to PDF converter apps, and among them all, UPDF stands out as an excellent choice. With just a simple, important one-click conversion process, this app ensures your HEIC files are converted perfectly while retaining their original quality.

3. Can I convert several HEIC files into one PDF file?

You can turn multiple image files into one PDF using the UPDF app. It allows you to select multiple images from your phone and convert them together to create one PDF with all files merged into a single document.

4. What is the difference between HEIC and HEIF?

The main difference between these formats is that the first one is used specifically for storing individual photos, generally associated with Apple devices for storing quality images. In contrast, HEIC files are more versatile, as they can store individual images and image sequences, videos, and audio.

Conclusion

The conversion of HEIC files into PDF is essential for various reasons, such as compatibility and image quality preservation. This article explored the top 5 online image HEIC to PDF converters, highlighting their strengths and weaknesses. While online tools offer a seamless conversion process, they lack security and suffer from file size limitations.

To prevent such issues, we recommend using the UPDF iOS app, as it offers an on-the-go solution for HEIC to PDF conversions without any limitations. So, without wasting any more time, download the UPDF app today and utilize its comprehensive features.

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