10+ Free Mystery Books To Read Online Today

Looking for free mystery books to read online?

There are tons of classic mystery books you can find for free, but if you’re looking for some good ones to start with then check out these 10 amazing books and series from the best mystery writers!

So if you’re looking for a bit of an escape into some lighthearted murder mystery books (no that’s not an oxymoron), then check out the free books on this list and start reading!

The Secret Adversary and other Novels by Agatha Christie

[{"selector":"#anim-1eb2a64e-4329-448f-acae-01ea99a5de32","keyframes":{"opacity":[0,1]},"delay":200,"duration":1500,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-f22bb8f6-865a-419a-94d5-fecbbbb4216d","keyframes":{"transform":["translate3d(0px, -540.2613%, 0)","translate3d(0px, 0px, 0)"]},"delay":200,"duration":1500,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-d9a3576d-4c6b-49b9-871c-9e4dd2ad0173","keyframes":{"transform":["rotate(-540deg) scale(0.1)","none"],"opacity":[0,1]},"delay":0,"duration":1000,"fill":"both","iterations":1}] [{"selector":"#anim-0704f012-1072-4990-b93b-0008375eac5a","keyframes":{"transform":["rotate(-540deg) scale(0.1)","none"],"opacity":[0,1]},"delay":0,"duration":1000,"fill":"both","iterations":1}] [{"selector":"#anim-82b715cb-1f2b-4dcf-95c2-e8874bb25266","keyframes":{"transform":["rotate(-540deg) scale(0.1)","none"],"opacity":[0,1]},"delay":0,"duration":1000,"fill":"both","iterations":1}] [{"selector":"#anim-2a4054cd-d6be-418d-ac70-6df2ccf4c432","keyframes":{"opacity":[0,1]},"delay":200,"duration":1500,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-3508c11f-80b8-4dca-bf9c-715dd72676ac","keyframes":{"transform":["translate3d(0px, -816.50305%, 0)","translate3d(0px, 0px, 0)"]},"delay":200,"duration":1500,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] It has a distinctively 1920’s feel that is simply delightful, as well as all the mystery you could hope for. Learn more

The Sherlock Holmes Series by Arthur Conan Doyle

[{"selector":"#anim-03bab1ab-7bcb-4faa-a39f-d11a8ce27370","keyframes":{"opacity":[0,1]},"delay":200,"duration":1500,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-2ddb8662-8240-43d3-8e7c-f1ea0d909bcc","keyframes":{"transform":["translate3d(0px, -552.02599%, 0)","translate3d(0px, 0px, 0)"]},"delay":200,"duration":1500,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-fdf29618-1d39-4a04-ac87-b971edb7ca7f","keyframes":{"transform":["rotate(-540deg) scale(0.1)","none"],"opacity":[0,1]},"delay":0,"duration":1000,"fill":"both","iterations":1}] [{"selector":"#anim-d872cef2-81d4-47bd-9942-75499e616dc4","keyframes":{"transform":["rotate(-540deg) scale(0.1)","none"],"opacity":[0,1]},"delay":0,"duration":1000,"fill":"both","iterations":1}] [{"selector":"#anim-80733130-f2ab-41b0-a686-4ffec82d4325","keyframes":{"transform":["rotate(-540deg) scale(0.1)","none"],"opacity":[0,1]},"delay":0,"duration":1000,"fill":"both","iterations":1}] [{"selector":"#anim-c0fcc789-9a1d-4a7b-adfe-c2ca5da077d7","keyframes":{"opacity":[0,1]},"delay":200,"duration":1500,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-c26be775-61ef-40d7-babb-d92736e6b392","keyframes":{"transform":["translate3d(0px, -693.20244%, 0)","translate3d(0px, 0px, 0)"]},"delay":200,"duration":1500,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] If you like Sherlock Holmes or have never had a chance to read the original books, then now is a great time to do so! Learn more

Whose Body? by Dorothy L. Sayers

[{"selector":"#anim-85911ac5-6b64-486d-b125-faecb6ce462d","keyframes":{"opacity":[0,1]},"delay":200,"duration":1500,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-659ed358-13d0-44f6-ac70-5344f32d46b1","keyframes":{"transform":["translate3d(0px, -765.30222%, 0)","translate3d(0px, 0px, 0)"]},"delay":200,"duration":1500,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-1f1d64ba-cbed-47e8-94f8-0a39d2ee7d14","keyframes":{"transform":["rotate(-540deg) scale(0.1)","none"],"opacity":[0,1]},"delay":0,"duration":1000,"fill":"both","iterations":1}] [{"selector":"#anim-930114f5-7853-41af-b280-cc12bad8dcbb","keyframes":{"transform":["rotate(-540deg) scale(0.1)","none"],"opacity":[0,1]},"delay":0,"duration":1000,"fill":"both","iterations":1}] [{"selector":"#anim-22055008-4c4c-48ed-95f3-3566575f942c","keyframes":{"transform":["rotate(-540deg) scale(0.1)","none"],"opacity":[0,1]},"delay":0,"duration":1000,"fill":"both","iterations":1}] [{"selector":"#anim-df33c889-2195-4eb7-95cf-6b1c3a4ea098","keyframes":{"opacity":[0,1]},"delay":200,"duration":1500,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-9599f95a-c3d5-44ce-b004-81dbf9661d0f","keyframes":{"transform":["translate3d(0px, -800.32654%, 0)","translate3d(0px, 0px, 0)"]},"delay":200,"duration":1500,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] This book is the first in the Lord Peter Wimsey detective series, and is exciting all the way through. Learn more

The Arsène Lupin Series by Maurice Leblanc

[{"selector":"#anim-58c51d4a-fe77-4c58-b279-d38a7bf1f5d2","keyframes":{"opacity":[0,1]},"delay":200,"duration":1500,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-92f3043c-0d0b-428f-89f4-2a927ac326ae","keyframes":{"transform":["translate3d(0px, -754.77595%, 0)","translate3d(0px, 0px, 0)"]},"delay":200,"duration":1500,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-c5c15de4-6b6f-4371-9e7e-80d2f88b4bc9","keyframes":{"opacity":[0,1]},"delay":200,"duration":1500,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-4400ab34-47c7-420b-bfd8-cfce6e9b7738","keyframes":{"transform":["translate3d(0px, -621.35794%, 0)","translate3d(0px, 0px, 0)"]},"delay":200,"duration":1500,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-3a72fd3a-aa22-40d7-8df1-a2f0d30deca7","keyframes":{"transform":["rotate(-540deg) scale(0.1)","none"],"opacity":[0,1]},"delay":0,"duration":1000,"fill":"both","iterations":1}] [{"selector":"#anim-a1fe179a-2cbc-4f47-92b0-8844892ff370","keyframes":{"transform":["rotate(-540deg) scale(0.1)","none"],"opacity":[0,1]},"delay":0,"duration":1000,"fill":"both","iterations":1}] [{"selector":"#anim-3b165f53-79f9-4589-8a4d-18e8d8ccbe4e","keyframes":{"transform":["rotate(-540deg) scale(0.1)","none"],"opacity":[0,1]},"delay":0,"duration":1000,"fill":"both","iterations":1}] Arsène Lupin is a gentleman thief and a master of disguise, but he’s essentially just a french version of Robin Hood. Learn more