Singularity vs Slime Stack
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Singularity
Guide a growing black hole through space, absorbing stars of matching colors to increase its size and power. Navigate vibrant nebulas, avoid dangerous collisions, and enjoy an evolving synth-wave soundtrack. Your skill determines how massive your cosmic entity becomes in this endless arcade challenge.
- Absorb matching stars to grow
- Dynamic synth-wave soundtrack
- Endless progression system
- Color-matching gameplay
- Avoid collisions with larger stars
- Navigate vibrant nebulas
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Become a cosmic force of nature. Guide a hungry black hole through vibrant nebulas, absorb matching stars to grow, and push your luck with every move! HYPNOTIC ARCADE GAMEPLAY Start as a fragile point of darkness, dodging massive stars that dwarf you, then come back for them once you’ve grown. Match your black hole’s color to nearby stars to absorb them and grow in size and power. But be careful, hit the wrong color, collide with the wrong star, or take on something too big too soon and it’s game over! SOUNDTRACK THAT EVOLVES WITH YOU Experience a dynamic synth-wave soundtrack that grows more intense and layered as your black hole expands. The music responds to your size and progress, creating an immersive audio-visual journey that's impossible to put down! ENDLESS PROGRESSION There's no level cap or endpoint. Your skill alone determines how massive your black hole becomes. Early games focus on small white and yellow dwarfs, but survive long enough and you'll navigate fields of towering red supergiants worth thousands of points each.
Slime Stack
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Stack slime blocks as high as you can in this endless stacking game! Tap to drop blocks, aim for perfect alignment to earn bonus points, and build combos for massive multipliers. Watch out — 3 misses and it's game over! Features: Simple one-tap gameplay anyone can enjoy Perfect alignment bonuses and combo multipliers Global leaderboard — compete with players worldwide 8 colorful slime avatars to choose from Speed increases as you stack higher Go Premium ($2.99 one-time purchase): Remove all ads Get a free extra life every game Upload a custom profile picture Add social media links to your profile How high can you stack?
Screenshots
Verdict
The clearest difference is in-app purchases: Slime Stack at none against Singularity's 1. Slime Stack also leads on update cadence (every 4 days vs every 6 weeks) and iOS requirement (15.1 vs 17.6). On price, ads 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. Singularity sells 1 one-off in-app purchase. Slime Stack asks for nothing beyond the download.
Singularity ships an update every 6 weeks, Slime Stack every 4 days. Both last shipped on September 18, 2026.
| Parameter | Singularity | Slime Stack |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (112 ratings) — better | — |
| Positive reviews | 83.3% of reviews | — |
| Number of ratings | 112 — better | — |
| Update frequency | Every 6 weeks | Every 4 days — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 298 MB | 44 MB |
| Age rating | 4+ | 12+ |
| Developer | Atreides LLC | Meshal Alamri |
In-app purchases
Singularity
- Remove Ads$2.99
Slime Stack
No in-app purchases
Questions
Is Singularity free?
Is Slime Stack free?
Do Singularity or Slime Stack have ads?
Which is updated more often, Singularity or Slime Stack?
Other comparisons
