Primary Particle vs Loooply
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Primary Particle
A fun puzzle game where players help a scientist stabilize particles in an experiment. Catch particles of the correct color to keep the experiment going and increase your score. Beware of tricky particles that appear as your skill level rises.
- Particle stabilization gameplay
- Color-matching mechanic
- Increasing difficulty
- Score-based progression
- Experiment simulation
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Art & Game Design by Ben Jelter Programming by Stefan Schmitt A fun puzzle game for everybody! Help Dr. Hadron with his particle experiment. Keep the particles stable for as long as possible so Dr. Hadron can study them. Don't let the particles escape or the experiment will end. Catch the particles... but make sure they're the right color! As your skill increases, so does your score. Watch out for tricky particles as your level increases. The particle collider cost $9 Billion. Don't waste it!
Loooply
A minimalist puzzle game designed for calm focus and clever deduction. Solve hand-crafted loop puzzles that increase in difficulty without any pressure, timers, or distractions.
- Minimalist design
- Calm focus gameplay
- Clever deduction puzzles
- Hand-crafted levels
- No timers or pressure
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Loooply is a minimalist puzzle game built around calm focus and clever deduction. Solve hand-crafted loop puzzles that grow in challenge without pressure, timers, or noise.
Screenshots
Verdict
The clearest difference is monetization model: Loooply at free against Primary Particle's paid. Loooply also leads on update cadence (fortnightly vs every 8 months). Primary Particle's advantage is iOS requirement (12.0 vs 26.5). On price, rating, ratings volume and ads 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. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for Primary Particle against 5.0 for Loooply. Both are backed by a comparable volume of ratings — 3 and 2 respectively.
Primary Particle ships an update every 8 months, Loooply fortnightly. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.
| Parameter | Primary Particle | Loooply |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) | 5.0 (2 ratings) |
| Number of ratings | 3 — better | 2 |
| Update frequency | Every 8 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 26.5 |
| Further details — not scored | ||
| Size | 47 MB | 35 MB |
| Age rating | 4+ | 4+ |
| Developer | Stefan Schmitt | Mark McKelvy |
Customer experience
Primary Particle
Loooply
In-app purchases
Primary Particle
No in-app purchases
Loooply
No in-app purchases
Questions
Is Primary Particle free?
Is Loooply free?
Which has better reviews, Primary Particle or Loooply?
Do Primary Particle or Loooply have ads?
Which is updated more often, Primary Particle or Loooply?
Other comparisons
