Online File Conversion: 15 Terms You Should Know

Online File Conversion

Feeling adrift in a sea of technical jargon surrounding online file conversion? Fear not, for you are not alone! With countless file formats, compression methods, and optional settings to contend with – it is easy to become overwhelmed. That’s why our Online File Conversion glossary is here to help!

In this post, we will guide you through the most prevalent technical terms related to online file conversion, leaving you feeling confident and empowered to convert files with ease.

Without further ado, let’s dive in.

What is File Conversion

File conversion is the process of changing the format of a digital file from one type to another. It involves converting files such as documents, images, audio, and video into different file formats that can be accessed and used on various devices and platforms.

Online File Conversion: Basic Technical Terms

When it comes to online file conversion, there are several basic technical terms that are important to understand:

  • File format refers to the structure and organization of a file. Different file formats are designed to be used for different types of data, such as text, images, audio, and video. Some common file formats include .docx for Word documents, .jpeg for images, and .mp4 for videos. Understanding the file format of a file is important because it can affect how the file is displayed and shared across different platforms and devices.
  • The conversion, as mentioned, refers to the process of converting one type of file format to another. This process can be necessary when a file needs to be accessed or shared across different platforms or devices.
  • Batch conversion refers to the process of converting multiple files at once, rather than converting them one by one. This can be a time-saving method for individuals or businesses that need to convert a large number of files.
  • An encoder is a software that transforms analog signals into digital signals. In the context of video and audio file formats, encoders are used to compress the data to reduce the overall file size. This is especially useful for online file conversion, as smaller file sizes are more easily shared and accessed on various devices and platforms. By compressing the data, encoders can remove redundant information and optimize the file for storage and transmission.
  • A decoder is a device or software that converts digital signals back into analog signals. Decoders are used to decompress data that has been compressed using an encoder. It ensures that the converted file can be played or displayed correctly on different devices.

Compression-Related Technical Terms

When we talk about file compression, we are referring to a process that reduces the file size by removing or compressing redundant information. There are two main methods of compression: lossy and lossless.

If we go with lossy compression, it means we are discarding some data to make the file smaller. Typically, the discarded data is information that our eyes or ears can not easily detect, like subtle changes in color or sound. This type of compression is often used for video and audio files because it doesn’t affect the viewer’s experience too much. In general, lossy compression is suitable for files that are meant to be shared or streamed online.

On the other hand, lossless compression is a method that compresses the file without losing any data. This means that we can restore the compressed file to its original state without any loss of quality. We often use this type of compression for archiving and backing up files because it’s important to preserve the original quality. The downside is that lossless compression typically results in a larger file size than lossy compression.

Online File Conversion: Other Technical Terms

Apart from the basic and compression-related technical terms, there are several other technical terms crucial to understanding online file conversion:

  • Bitrate refers to the amount of data used to represent a specific segment of audio or video. Choosing the appropriate bitrate is crucial to balance quality and file size. Higher bitrates result in better quality but also in larger file sizes. Thus, it’s important to consider your needs and storage capacity before selecting a bitrate.
  • Resolution is another important factor to consider when converting files online. It refers to the number of pixels in an image or the number of lines in a video. Choosing the right resolution depends on the intended use of the file and the available storage capacity. For example, if you are uploading a video to a social media platform, a lower resolution may be sufficient, but if you are creating a professional-quality video, a higher resolution is necessary.
  • The Sample rate is a term that is particularly important when converting audio files. It refers to the number of times per second that an audio sample is taken. A higher sample rate typically results in better-quality audio, as more information is captured during the recording process. Higher sample rates also mean larger file sizes. Thus, it’s crucial to consider your needs and storage capacity when selecting a sample rate.
  • Aspect ratio refers to the proportional relationship between the width and height of an image or video. It is expressed as a ratio of the width to the height, such as 16:9 or 4:3. The aspect ratio determines the shape and size of the image or video, and it can affect how it is displayed on different screens or devices.
  • OCR stands for Optical Character Recognition, which is a technology that allows for the recognition and conversion of printed or handwritten text into digital text that can be edited and searched. This technology uses complex algorithms and machine learning to analyze images of text and recognize the characters, before converting them into editable digital text.
  • Chroma subsampling is a technique used in digital image and video compression to reduce the amount of data used to represent color information in an image or video. In this technique, the color information is sampled at a lower resolution than the brightness information.
  • Metadata is additional information that is embedded in a file, providing details about the file’s content, such as its title, author, and date created. This information is typically used for organizational purposes and can also be used by search engines to help users find specific files.
  • API, or Application Programming Interface, is a set of protocols and tools that developers use to build software applications. In the context of online file conversion, an API allows software developers to integrate file conversion functionality into their own applications or services, without having to develop the conversion process from scratch.
  • MIME type, or Multipurpose Internet Mail Extensions, is a standard way of identifying files on the Internet based on their type and format. In the context of online file conversion, MIME types play an important role in ensuring that files are properly recognized and converted to the desired format. When a file is uploaded to an online file converter, the converter uses the file’s MIME type to determine what type of file it is and what conversion options are available.

Free Online File Conversion

When you are ready to convert your files online, visit Online Convert.

With its simple and user-friendly interface, you can quickly and easily convert files from one format to another. Online Convert supports a wide range of file formats and offers a variety of options to help you customize your conversions.

Online file converter is an essential tool for anyone who regularly works with digital files. By using a reliable online file converter like Online Convert, you can ensure that your files are always in the format you need them to be, no matter what.


Online file conversion has revolutionized the way we handle digital files, making it possible to transform a file from one format to another with just a few clicks. This has made it possible for individuals and businesses to easily access and use different types of files, regardless of their original format.

However, to get the most out of online file conversion, it’s important to have a good understanding of the technical terms involved. Knowing these terms can help you choose the right settings when converting files and ensure that the resulting files meet your needs.