Cosmos Combos vs Feynman rules
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Cosmos Combos
Defend Earth from incoming meteorites by building forcefields and using boosters. Collect coins to unlock new rockets and challenge friends on leaderboards. How long can you survive the cosmic onslaught?
- Tap to build forcefield
- Double-tap to use booster
- Collect coins
- Unlock new rockets
- Leaderboards
- Challenge friends
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3, 2, 1, Lift off! Earth is in a grave danger and only one hero can defend it from a deadly meteorites! How long can you survive? - Easy controls - tap to build forcefield, doubletap to use booster - Nice graphics - Leaderboards - challenge your friends - Collect coins to unlock new rockets
Feynman rules
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This app introduces Feynman rules. You can get some understanding for Feynman diagrams. E is external point, V is vertex, P is propagator, and S is symmetry factor.
Screenshots
Verdict
The clearest difference is in-app purchases: Feynman rules at none against Cosmos Combos's 4. Cosmos Combos's advantage is iOS requirement (7.0 vs 16.0). 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. Cosmos Combos sells 4 one-off in-app purchases. Feynman rules asks for nothing beyond the download.
| Parameter | Cosmos Combos | Feynman rules |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 7.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 95 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Jakub Pokorski | Sungjun Kim |
In-app purchases
Cosmos Combos
- 100 coins$0.99
- 300 coins$1.99
- Remove ads$1.99
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- 1500 coins$6.99
Feynman rules
No in-app purchases
Questions
Is Cosmos Combos free?
Is Feynman rules free?
Do Cosmos Combos or Feynman rules have ads?
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