You can easily create your own Professional Instagram Ad/Post using your own Photos with overlaying text for free and its simple!
Download the Canva App from the App Store or Google Play and follow these instructions.
2. Select Blank
3. Select Photo Library on IPHONE if another phone it may be a different name but need your photo library
4. There are lots of options here but to add text you click on the TEXT option and you can click on header or any of the other options to include a text section that you can edit
5. Once you have the text looking how you want it you click on the Down arrow at the top to save it
6. Then it will save your design to Canva
7. Go back to the main screen and click on the DESIGN icon at the bottom
8. Then click on the one you created
9. Click the up arrow in the top right
10. Save the image to your phone library
11. Then you will need to open up your Instagram and post the image you created like you would a regular image.