At a glance
Whistle1 (Anpfiff1 in German, Düdük1 in Turkish) is a free retro football manager. You take over a club in one of 15 countries and run squad, youth academy, finances and stadium through a ten-season career. One developer, Digitale Manufaktur Rudolstadt, Germany.
- League formats as they are played: 15 countries, 45 leagues, split leagues, qualifying rounds for the continental cups.
- Country editor: 37 templates to build whole football nations, applied immediately in a running career.
- Free without a catch: the career goal is playable without paying, no subscription, no energy, no waiting timers.
- New in 2.2.2: stadium built block by block (98 blocks), half-time team talk, event calendar with 36 events, result board before interviews.
Download the complete press kit (ZIP)
Fact sheets in English, Deutsch and Türkçe. Store texts in English, Deutsch, Türkçe (short versions: EN, DE, TR).
Facts
| Genre | Retro football manager, single player |
|---|---|
| Developer | Digitale Manufaktur Rudolstadt, one person, Rudolstadt, Thuringia, Germany |
| Release | 22 January 2026 on Google Play and Steam, 18 May 2026 on the App Store, also itch.io and browser |
| Version | 2.2.2 (12 October 2026) on Google Play, Steam, itch.io and browser. App Store follows after Apple review |
| Platforms | Android 7.0+, iPhone and iPad with iOS 17+, Windows and Linux (Steam, itch.io), browser |
| Display, engine | Landscape 16:9, Godot 4 |
| Languages | 49, including Arabic (right to left) and Chinese, Japanese, Korean with their own typefaces |
| Connectivity | Core game offline. Global leaderboard (top 100) and optional cloud backup (after consent) online |
| Scope | 15 countries, 45 leagues, over 1,700 clubs (all names fictional), 80 achievements |
| Business model | Free to play. Ads only on Android, after consent, removable with a one-time purchase. Optional one-time purchases: unlimited career, database editor, training upgrade, bulk simulation, boosts for your own career. No subscription, no energy, no timers |
| Figures, 30 Sep 2026 | Google Play: over 5,000 downloads, 4.3 of 5 from 33 ratings. Steam: over 3,000 downloads, 20 of 25 reviews positive |
Where to get it: Google Play, App Store, Steam, itch.io, browser. Websites: anpfiff1.de, whistle1.com, düdük1.com.
Screenshots
17 screenshots per language, 1920x1080 JPEG, without frames. They show fictional clubs and players.
Store images
11 store images per language, 1920x1080 JPEG, with headline strip, as shown in the stores.
Trailer 2026
English
Deutsch
Türkçe
Español
Français
ItalianoLogos and banners
More in logos/: library logos (en, de, tr), square logo, icons 192 and 512 px.
Main capsule 1232x706
Header capsule 920x430
Google Play feature graphic 1024x500
Library hero 3840x1240, no text
All banners exist in en, de and tr in banners/ (small, vertical and library capsules included).
Questions journalists ask
Are the clubs and players real?
No. All names and images are fictional, which the game states in its intro.
How was AI used?
The game was created with AI, its code with the AI coding assistant Claude Code. The names and images in the game are AI-generated, and the translations were produced with AI support. All design, balancing and product decisions are the developer's.
Is there a review key or an embargo?
The game is free everywhere, so no key is needed. Steam keys and Apple promo codes for the purchasable extras are available on request. There is no embargo and no NDA.
How does it make money?
Ads on Android only, after consent, and optional one-time purchases. No subscription, no energy system, no waiting timers. The career goal is reachable without paying.
Who is behind it?
Aydin Kaplan, in Rudolstadt, Thuringia, alongside a full-time job and family. Development started in May 2025, Whistle1 is the studio's first released title.
What data is collected?
See the privacy policy. Ads on Android and the cloud backup only run after consent.
What is the World Tournament Edition?
A separate tournament manager for Android: 169 nations, qualifying, 48 teams in the finals, free on Google Play. It has its own press kit, and a page of its own.
Contact
Aydin Kaplan, Digitale Manufaktur Rudolstadt, Rudolstadt, Germany
Press, interviews, codes: admin@digitale-manufaktur-rudolstadt.de
General: info@digitale-manufaktur-rudolstadt.de
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