0 1 Detailed explanation of English grammar

Function recommendation: grammar learning

As the name implies, this is an English grammar encyclopedia app. It contains comprehensive grammar knowledge such as tense, voice, sentence patterns and sentence elements, and the page is concise and easy to learn. Students who need to learn English grammar come and have a look.

02 Shenggu

Recommended function: focus on work and help sleep quickly.

This is a white noise app that rejects all flashy things and is known for its minimalist style. It supports the sound effects of valleys, rivers, rain and other scenes, which can help us concentrate, release stress and fall into deep sleep quickly.

03 peiyin

Recommended function: export audio in multiple formats.

Peiyin is a professional dubbing app, which is used to make audio such as Hawking and English listening. It is worth mentioning that it supports multi-format audio export, not limited to mp3 format. This provides great convenience for the docking of devices when we play audio, without switching from app to format back and forth.

04 wanxing PDF experts

Recommended reason: file format conversion

This application can be used to read PDF files, add notes and comments, and even edit PDF text directly. In addition, it can also convert PDF files into various formats, such as word, TXT, Excel and so on. And it's completely free.

05 yellow pomelo

Recommended function: video watermarking

Need a video without watermark, but can't find the source? Little friends with the same troubles look here! Yellow pomelo can be used for video watermark removal, and background music can also be extracted or deleted. All functions are completely free.