Stellaria vs NumFlow
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Stellaria
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Build the stars hidden inside polyhedra, piece by piece: turn each piece with a tap and launch it into its slot before the sky fills up. Free with no time limit: four complete polyhedra. A single purchase unlocks the other 24 for good. Take a solid and extend its faces beyond its edges, and the stars it was hiding appear: its stellations. In Stellaria, you build them. TWO TAPS AND A SWIPE Each piece falls toward its slot, drawn as a ghost on the solid. Tap the right or left half of the screen to rotate it a quarter turn; when it lines up, swipe up and it shoots into place. A misaligned piece bounces and stays in the air while another one comes in; with eight in the air, the sky is full and the game is over. Every second you save earns points, and rescues and master pieces help when things get tight. No reading required: the guided first round, with no timer and no way to lose, teaches you the controls. 28 POLYHEDRA, 234 STELLATIONS Platonic, Archimedean and Catalan solids, prisms, antiprisms, bipyramids and trapezohedra. Nothing is modeled by hand: the game computes every solid on your device from its geometry. Seven cards explain what a polyhedron, a stellation and a cell are. THE 59 ICOSAHEDRA In 1938, Coxeter, Du Val, Flather and Petrie counted the fifty-nine stellations of the icosahedron, and Flather built them in cardboard, one by one. In Stellaria they are the final prize of the full game: earned by completing everything else, then assembled one by one. FROM YOUR SCREEN TO YOUR DESK Every stellation you complete is kept in the Gallery, where you can turn it, zoom in and export it as an STL file. With a 3D printer, the star you just built can end up on your desk. FREE TO START, PAY ONCE Free with no time limit: four polyhedra with their ten stellations, the guided first round, the Gallery and STL export. “The full game” unlocks the other 24 polyhedra with a single purchase. No subscriptions, no ads, no accounts, no data collection. Works offline. Game Center is optional: achievements and leaderboards if you want them; if not, your records stay on your device. Paper, ink and vermilion: the visual language borrows its vocabulary from El Lissitzky’s Prouns. The music and sounds are original, synthesized for this game. Made by one person in Spain.
NumFlow
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NumFlow is a relaxing number puzzle game designed to challenge your logic while keeping the experience simple and satisfying. Swap numbers, place them in the correct order, and complete each unique puzzle. Features: • 1,000 handcrafted-style levels • Unique shapes and puzzle layouts • Relaxing animations and sounds • Helpful hints when you need them • Light and dark themes • Multiple language support • Smooth zoom and navigation for larger puzzles Start simple and progress through increasingly challenging number puzzles. Can you complete the flow?`
Screenshots
Verdict
The clearest difference is ads: Stellaria at none against NumFlow's shown. NumFlow's advantage is iOS requirement (16.6 vs 18.0). On price, update cadence, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Stellaria sells 1 one-off in-app purchase and NumFlow sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Stellaria ships an update weekly, NumFlow every 4 days. The most recent releases landed on October 24, 2026 and October 9, 2026 respectively.
| Parameter | Stellaria | NumFlow |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly | Every 4 days — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.0 | 16.6 — better |
| Further details — not scored | ||
| Size | 7 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | LUIS FERNANDO LENDRINO DiAZ | Mustafa Ofluoglu |
In-app purchases
Stellaria
- The full game$4.99
NumFlow
- 50 Hints$4.99
- Remove Ads$7.99
- 100 Hints$8.99
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- 300 Hints$14.99








