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Children's world in choice
Book Smart stickers. Digits 4 +
Smart stickers. Forms 2 +
The book is crumb. Looking at numbers + stickers for toddlers
Book Smart stickers. Colors 3 +
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The book is crumb. Logic + stickers for toddlers
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Book of Stickers-Wanderings. In the world of forms 2 +
The book is crumb. The Opposite + Toddler Stickers
Main / Help

Help

Welcome to Help or FAQs. Here you will find answers to many questions that our users have. We collected the most frequently asked questions and provided detailed and understandable answers to them.

Audiobook formats

1. MP3 (MPEG-1 Audio Layer 3): MP3 is one of the most popular audio file formats, including audiobooks. It provides good sound quality and a relatively small file size.

2. M4A (MPEG-4 Audio): M4A is a format often used for audiobooks on iTunes and Apple devices. It supports high quality sound and can include book information such as cover and metadata.

3. AAC (Advanced Audio Coding): AAC is another audio format that is often used for audiobooks and is widely supported by many devices and players.

4. WAV (Waveform Audio File Format): WAV is a lossless format that provides high quality audio, but files can be quite large.

5. FLAC (Free Lossless Audio Codec): FLAC is a lossless format that saves audio quality while compressing files to save disk space. He is popular with audiophiles.

6. OGG (Ogg Vorbis): OGG is an open format that provides good sound quality with a relatively low file size. It is supported by many players and programs for playing audio content.

7. WMA (Windows Media Audio): WMA is a format developed by Microsoft that is often used on devices running Windows.

8. OPUS: OPUS is an open audio format that provides good audio quality at low bit rate. It is used for audio streaming and can be used for audiobooks.

Digital Book Formats

1. EPUB (Electronic Publication): EPUB is one of the most popular and common digital book formats. It is supported by most devices and reading apps, including devices from Amazon, Kobo, Apple and others.

2. PDF (Portable Document Format) - PDF is a format that is well suited for displaying books while preserving formatting, fonts, and images. It is widely used for electronic versions of printed books.

3. MOBI (Mobipocket): MOBI is a format often used on Amazon's Kindle devices. It supports various functions such as bookmarks and annotations.

4. AZW (Amazon Kindle eBook Format): AZW is a format designed specifically for Amazon's Kindle devices. There are several versions of AZW, including AZW3 and AZW4.

5. TXT (Plain Text): TXT is a simple text format that does not support formatting and images, but is often used for books consisting only of text.

6. HTML (Hypertext Markup Language): HTML is a format used to create web pages, but can also be used to create e-books. It supports various formatting and insertion of images.

7. DOC/DOCX (Microsoft Word): DOC and DOCX formats used in Microsoft Word can also be converted into digital books for reading on various devices and applications.

8. FB2 (FictionBook): FB2 is a format popular in Russian-speaking countries that supports a variety of formatting and metadata about the book.

Video formats

1. MP4 (MPEG-4 Part 14): MP4 is one of the most popular video formats that provides good quality with a relatively low file size. It is widely used for video playback on mobile devices, computers and streaming platforms.

2. AVI (Audio Video Interleave): AVI is a format developed by Microsoft that provides good video quality, but files can be quite large. AVI remains a popular format for storing video on a PC.

3. MKV (Matroska Video): MKV is a free container format that allows you to store video, audio, subtitles and metadata in one file. It provides high quality and supports a variety of codecs.

4. MOV (QuickTime): MOV is a format developed by Apple that is often used on Mac and iOS devices. It supports high quality video and audio.

5. WMV (Windows Media Video): WMV is a format developed by Microsoft that has been widely used on devices running Windows. It provides good video quality and compression.

6. FLV (Flash Video): FLV is a format that has been popular for videos on websites, especially when using Adobe Flash. However, it is becoming less common due to outdated Flash technologies.

7. WebM: WebM is an open video format developed by Google. It provides good video quality and is a popular format for videos on websites.

8. H.264 (AVC): H.264 is a video codec often used in various containers such as MP4 and MKV. It provides efficient compression and high video quality.

9. H.265 (HEVC): H.265 is a modern video codec that offers more efficient compression compared to H.264, which allows you to maintain high quality with a smaller file size.

10. VP9: VP9 is an open source video codec developed by Google. It is often used for videos on YouTube and other platforms.

If you have any questions that have not been found here, do not hesitate to contact us directly. Our team is ready to help you solve any problems and provide the necessary information. We appreciate your support and strive to make your interaction with us as comfortable and productive as possible.
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