1. FaceTune: Great to perfect imperfections on the face, enhance your makeup and any skin highlight
2. VSCO: Adds different effects to your photo
3. Hyperlaspe: To give your photo a time-lapse
4. Adobe Photoshop Express: Image editing and collage making app
5. Afterlight: Image editing app that can be used on Andriod, iOS and Windows Phone devices.
6. Aviary: Another image-editor app that can be used on multiple devices.