I would like to suggest you contrast bath method which is easy , you have to take 2 buckets in which you have to take warm water in one and cold water in the other. 2:1 is the ratio2mins warm water and then keep your leg immersed in cold for 1mins. Continue alternating for about 15-20mins.
Next Steps
Go for TA stretching . Keep tennis ball below your heal and roll it forward to your toe apply little pressure. This will release your muscles and reduce your pain. For more easy exercises do consult.
Health Tips
Always wear soft sole shoes. Avoid walking on hard surfaces.