25 of the most popular books of all time on Amazon.co.uk

A social media sleeper hit, this bestselling children’s book first began to take form as drawings about a little boy and his animal friends, posted to Instagram by South London artist Charlie Mackesy. When the book emerged in 2019, it quickly hit bestseller lists and was named book of the year by Waterstones.

Full of humble, illustrated tales about life and love, the book has a universal appeal and a worldwide following, having been translated into 17 languages.

Starting off as a simple idea between the two authors in 2016, this series of cookbooks has taken the world by storm with delicious and healthy recipes. Catherine and Kay's approach to slimming meals without sacrificing flavour has attracted hungry readers looking for a balanced and tasty way to eat better.

This charming and witty murder mystery novel has gained enormous popularity for its unique blend of humour and intrigue – rapidly popularising the “cosy crime” genre. Richard Osman's quirky group of sleuthing pensioners, alongside his sharp storytelling, make this thriller a delightful read for fans of sleepy villages hiding darker secrets.

E.L. James' steamy romance trilogy (including Fifty Shades Darker and
Fifty Shades Freed) became a cultural phenomenon almost overnight when she self-published the first novel in 2011. The captivating and controversial story of Anastasia Steele and Christian Grey explores the complexities of desire and relationships, appealing to readers seeking an exhilarating experience.

Joe Wicks' blend of fitness and nutrition took over the country during the 2020 lockdown, so his guide to eating and exercising well for people with busy lives was destined to be a bestseller. The 15-minute meals and workouts included have helped thousands of readers achieve their fitness goals while maintaining a healthy lifestyle.

Harper Lee’s debut novel about a court trial and racial inequality in Alabama has been taught to students in UK schools since its publication in 1960. Recognised by British librarians as “a book you must read before you die”, To Kill A Mockingbird is a familiar title to anyone that has sat in an English classroom.

This beloved children's classic has been a worldwide phenomenon for generations and will be familiar to most from bedtime readings or nursery school classrooms. Eric Carle's colourful illustrations and engaging story teach young readers about healthy eating and counting in a delightful way.

This self-help book has struck a chord with readers seeking to manage their minds and emotions. Professor Steve Peters' mind management program offers valuable insights for achieving success, confidence, and happiness – based on scientific facts and principles, simplified into a practical, everyday model.

Adam Kay's candid, humourous and often tragic account of life as a junior doctor resonated with readers far beyond the medical world. The book provides a poignant look at the challenges and sacrifices of being an NHS doctor, accompanied by plenty of darkly mischievous witticisms.