Apps & services

Considered technologically superior and holds 20% of his small portfolio.

Has a newer algorithm and makes up 10% of his portfolio.

Created as a joke but has made some people millionaires, which he finds an interesting quirk of the crypto world.

Holds 20% of his small crypto portfolio, with no further comment.

Used as the main example to explain ledgers, mining and blockchain; he does not hold it in his portfolio.

Holds 10% of his small crypto portfolio, with no further comment.

Rewind became disconnected from creators and turned into a sanitised trailer, becoming the most disliked video online.

Raised 1.7 billion dollars but misjudged young audiences and flopped within seven months.

Built on the foundations of Beats Music's recommendation engine and subscriber base.

Beats' own streaming service was good at helping people find new songs but was shut down after Apple copied its ideas.

Born from Firefox OS remnants and successful in an uncontested niche on cheap feature phones.

A web-powered OS that suited developers but offered consumers little and lost momentum; 6/10 fail.

Arun calls Huawei's move to Harmony OS a huge step but says he is not confident it will work.

Promising and fast, but it launched late with a woeful app selection and no subsidies, then dragged on for years.

Huawei's app store is missing some apps, but Huawei is working hard to attract developers and Arun finds the plan sensible.

Tracks finger gestures with the selfie camera, which he sees as a better take on the old laser keyboard idea.

A lightweight browser that saves 30 to 40 percent of data and is an absolute must-try for him.

A toolbox of Android mods, including forced rotation and a customisable ambient display, without needing root.

One of his favourite AR apps, letting you see real sneaker designs on your feet.

The most fluid third-party gesture app he has used, though most features need the pro version.

One of Google's best experiments, freezing the background so clips look tripod-stable.

A very cool 3D scanner for objects and rooms, though low resolution and mostly for fun.

A minimalist wallpaper generator that makes a new design with every tap, though some look empty.

A quirky photo editor with wacky filters that give a sci-fi poster look.