Primary Particle vs Simple Spider
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!
Simple Spider
Enjoy a classic card game experience with large, easy-to-read cards and a clean interface. Play offline with no ads or subscriptions, and choose from three difficulty levels. Get unlimited hints and auto-complete to enhance your gameplay.
- No ads or video interruptions
- One-time purchase, no subscriptions
- 100% offline gameplay
- Large print cards for readability
- Clean and relaxing interface
- 3 difficulty levels
- Unlimited free hints
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MY PROMISE: ONE-TIME PAYMENT, ZERO ADS, ZERO SUBSCRIPTIONS Are you tired of intrusive video ads, sneaky in-app purchase traps, and hidden monthly subscriptions that ruin your concentration? As the independent developer behind Simple games, I firmly believe that great classics don't need unnecessary clutter or tricks to empty your wallet. That is why I created Simple Spider, a premium card game designed exclusively for pure relaxation, mental clarity, and the honesty of traditional games. Buy once and play forever: a 100% transparent, distraction-free experience from the very first hand. • No Ads or Video Interruptions: No annoying pop-ups ever disrupting your game. • No Subscriptions or Hidden Fees: A single purchase to enjoy the complete game without limits. • 100% Offline Gameplay: No Wi-Fi or cellular data required. Enjoy your favorite spider solitaire anywhere—on airplanes, trains, or during your quiet morning routine. DESIGNED FOR MAXIMUM VISUAL COMFORT Stop straining your eyes with cluttered screens, complex menus, and microscopic symbols. I have carefully thought out and optimized every detail of Simple Spider to make it one of the cleanest, most accessible, and easy-to-use card games on the market—ideal for seniors or anyone who values high-contrast readability. • Large Print Cards: Extra-large numbers and crystal-clear suit designs make every single card completely visible and easy to recognize at a glance. • Clean, Relaxing Interface: A minimalist design that keeps your screen peaceful, focused, and beautifully organized. • Tap to Play: Move your cards effortlessly with a simple tap or smooth drag mechanics, fully optimized for all iPhone and iPad screens. GAMEPLAY ADAPTED TO ALL LEVELS Whether you want a casual mental warm-up to start your day or a serious strategic challenge to keep your mind sharp, you can adjust the game to match your own pace—no pressure, no timers. • 3 Difficulty Levels: Choose your style by playing variants of 1 suit (Easy), 2 suits (Medium), or 4 suits (Expert). • Unlimited Free Hints: Stuck on a tricky move? Get infinite, restriction-free smart hints whenever you need them, with no penalties. • One-Tap Auto-Complete: Finish your won games seamlessly with a single convenient tap as soon as the path to victory is completely clear. • Infinite Unique Shuffles: My generator guarantees millions of mathematically perfect deals so you never play the same game twice. Download Simple Spider today and rediscover the true joy of a great card game in absolute peace, comfort, and total honesty.
Screenshots
Verdict
The clearest difference is price: Primary Particle at Free against Simple Spider's $1.99. Primary Particle also leads on ratings volume (3 vs 1). Simple Spider's advantage is update cadence (weekly vs every 8 months). On rating, ads, in-app purchases and monetization model 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
Primary Particle is free to download; Simple Spider costs $1.99 up front. 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 Simple Spider. Both are backed by a comparable volume of ratings — 3 and 1 respectively.
Primary Particle ships an update every 8 months, Simple Spider weekly. The most recent releases landed on November 6, 2026 and November 10, 2026 respectively.
| Parameter | Primary Particle | Simple Spider |
|---|---|---|
| Price | Free — better | $1.99 |
| Rating | 5.0 (3 ratings) | 5.0 (1 ratings) |
| Number of ratings | 3 — better | 1 |
| Update frequency | Every 8 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 47 MB | 29 MB |
| Age rating | 4+ | +4 |
| Developer | Stefan Schmitt | Daniel Diez Sanchez |
Customer experience
Primary Particle
Simple Spider
In-app purchases
Primary Particle
No in-app purchases
Simple Spider
No in-app purchases
Questions
Is Primary Particle free?
Is Simple Spider free?
Which has better reviews, Primary Particle or Simple Spider?
Do Primary Particle or Simple Spider have ads?
Which is updated more often, Primary Particle or Simple Spider?
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