It's not too hard to find the bestselling titles on the App Store, but what about the highest-quality examples?
Qi then collates the critiques, applies a magic formula, and delivers a single definitive Qi score for each iPhone game and app.
Links to all the individual reviews are included, too, for those readers wanting more detail.
In order to provide a regular marker of the critical zeitgeist, Qi rounds up the Top 10 iPhone games and Top 10 iPhone apps released each month.
Here is December 2013's critically acclaimed selection...
Qi's Top 10 iPhone games of December 2013
|1||Skulls of the Shogun||9.1||4|
|2||Fiz: The Brewery Management Game||8.9||4|
|3||Grand Theft Auto: San Andreas||8.7||11|
|5||The Wolf Among Us||8.5||12|
|6||Cut the Rope 2||8.4||9|
|8||Fighting Fantasy: Island of the Lizard King||8.3||3|
|9||The Shadow Sun||8.2||9|
|10||Sky Boom Boom||8.2||3|
Qi's Top 10 iPhone apps of December 2013
|1||John Lennon: The Bermuda Tapes||10||2|
|2||Jamaroos Musical ABCs||9.8||2|
|3||Modernist Cuisine at Home||9.4||2|
|6||MixPal.fm Music Radio Network||9.2||2|
|7||Brush Brush cocomong||9.2||2|
|9||Mind The Queue||9.0||2|
|10||Flirt & Chat with JAUMO||9.0||2|
(N.B. The games chart is based on titles released and reviewed in the last month. The apps charts is based on titles reviewed in the last three months.
We only display the average score to one decimal place; the list is generated to further significant figures. We just don't show them all.)