Random numbers, with no ads and no account. Logo, design and an iOS and Android app

Tyche

Client

Amazing Soft (own product)

Industry

Own product · random number app

Period

2025

Services

Logo · UI/UX design · iOS and Android app

Context

Tyche is our own random number app. You set a range and it draws a number, draws several one at a time, or pairs them up. It is handy for a giveaway, for splitting people into teams or for when you cannot make up your mind.

We built it from scratch: the logo, the interface design and the iOS and Android app, released on the App Store and Google Play.

What we set out to do

The app does one thing, so what mattered most was the path to the result: short, and clear from the first use.

  • A mark that is still recognisable as a small app icon on the phone’s home screen.
  • Screens where you set the range and draw numbers without reading instructions.
  • The same look on the phone and in the web version, despite the different screens.

What we built

The logo: a letter “y” inside a ring of overlapping colours.

The Tyche logo: a letter “y” inside a ring of overlapping colours, next to the name in dark purple

The UI/UX design: the screens of the mobile app and of the web version (choosing the game, setting the number range, the draw and the pairing), in the same visual language as the logo.

The game selection screen: Randomize, Pick for me, Pair for me
Pick for me: choosing the number range, 1 to 12
Pick for me: numbers drawn one at a time, with three slots still empty
Randomize: the “from” and “to” fields for the range
Pair for me: the pairing result, six pairs of numbers

The app, built in Flutter for iOS and Android: a random number from any range, draws revealed one at a time, and pairing. It has no ads, needs no account and works fully offline.

How we worked

We drew the components once and used them on every screen, on the phone and on the web. The web version did not need a redesign: it uses the same elements, laid out for a wider screen with the menu along the top.

The web version: game selection, with the menu along the top
The web version: the Pick for me draw, using the same components as on mobile
The web version: the pairing result

Result

  • The app is available on the App Store and Google Play.
  • The web version is at tyche.ro.

Technologies

Flutter.

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