When Android launched it was seen as pretty crude next to the iPhone or BlackBerry OS. It gave rise of modification, mostly, manufacturer skins. (image credit: Pocket-lint)
2009: HTC Sense gives us a Hero
HTC Sense is the grandfather of Android skins, it made HTC and gave a user experience you didn't get elsewhere. It was based on HTC TouchFlo from Window Mobile. (image credit: Pocket-lint)
2009: Motorola gets in a Droid Blur
Attempting to pull everything together, Motoblur wanted to be universal inbox like BlackBerry offered. It didn't last long as Moto was bought by Google in 2012. (image credit: Pocket-lint)
2009: A mod army
Cyanogen was an early starter, aiming to support those who wanted to mod their devices. It still exists as LineageOS. (image credit: Pocket-lint)
2010: Arise Samsung TouchWiz
Samsung TouchWiz was also seen on other devices, the predecessor to One UI that's still on Samsung phones. It's probably the most complete Android skin. (image credit: Pocket-lint)
2010: What about Mi?
Xiaomi's MIUI started in 2010 and looked to rework Android as a ROM. It now has over 500 million active users and is still on Xiaomi phones. (image credit: Pocket-lint)
2013: Getting in touch with Emotion (UI)
Huawei's attempt to tame Android lead to EMUI - Emotion UI. Despite the split from Google, Huawei still offers much of the experience on its Android phones. (image credit: Pocket-lint)
2015: Oxygen OS: A breath of fresh air?
OnePlus laned with OxygenOS in 2015 wanting to deliver a cleaner experience. It's well favoured with the community and still runs on OnePlus phones. (image credit: Pocket-lint)
A pure Android future?
There are a number of unskinned Android devices - Motorola, Nokia, Pixel. But skinned devices like those from Samsung still dominate the market. (image credit: Pocket-lint)