How to Clear Junk Files and Recover Lots of Space on My iPhone?

Many of my family and friend had bought the bigger screen iPhone 6, iPhone 6s or the iPhone plus, but I still prefer the small screen of iPhone 5s. However, I have used my iPhone for 2 more years, and the phone become slower and slower, I don't know how to clean up my iPhone 5s, so as to free up a lot of space, anyone who can help me?

Can't get enough space on your iPhone? Want to free up your iPhone space? Here's some methods to release your iPhone storage.
1.Turn off Photo Stream and only save HDR photos
Taking photo is the most usual thing in our lives, some people store at less a thousand photos in their iPhone. High quality photos take up a lot of space on iPhone. Many people don't realize when the take photo the iPhone will save two images. You can set you iPhone to Only save HDR photos to avoid this situation.
2.Uninstall unneeded Apps
Don't ignore the Apps you do not frequently use. Some apps occupy 10MB~50MB space, and games can take up 500MB or more space! If your iPhone says 'storage full' , clean the unneeded apps up!
3.Set Messages to auto-delete
Messages contain photos or videos can take up much space. You can set you iPhone to automatically delete messages regularly.
4.Back up your data to iCloud or iTunes
High quality photos, Lossless music and HD videos take up huge space in your iPhone. If you don't want to delete your music or some stuff which don't frequently use, you can back up them to iCloud or iTunes. When you need them you can restore them from iCloud or iTunes.
5.Use iMyfone Space Saver for iOS
Although you don't install much apps or take much photos, your will still have the 'storage full' problem with a 16GB iPhone. Some 64GB or 128GB iPhone users just love to take photos and want to check them at anytime and anywhere. IMyfone Space Saver for iOS can free up your iPhone space and speed up your device by two steps. This software can deeply scan your iPhone can find the junk files which need to be deleted. Also it make lossless photo compression to save your space. You don't even have to worry about your photos will be ruined because the compression is lossless and your original photos will be backed up automatically to your computer! With one click you can enjoy more space and higher speed on your iPhone! How to Clear Junk Files and Recover Lots of Space on My iPhone

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