Crusty Sub vs Fly Trapper!
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Crusty Sub
Navigate a damaged submarine through treacherous waters, avoiding mines and aggressive fish. Collect treasure coins to repair your vessel and boost your score in this undersea adventure.
- Navigate a damaged submarine
- Avoid mines and aggressive fish
- Collect treasure coins
- Repair submarine
- Increase score
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In this game you play as a submarine trying to make it home as it is lost. The Crusty Sub is little and not working very well as it has taken some damage while trying to make it through a mine field. There are many dangers in the sea and one of the greatest one, besides mines, is the mean red fish. This fish is fast, tenacious and it is poise to get the Crusty Sub. As the submarine operator, you need to avoid this fish at all cost, as it will take the most points out of your protective armor. There are treasure coins scattered around the sea, try collecting them so you can increase your score and have a way to use them for repairing the Crusty Sub. .
Fly Trapper!
Evolve by consuming bugs and hazmats in a botanic lab. Beware of harmful insects and upgrade your abilities to consume them all. Navigate the lab and grow stronger.
- Eat bugs and hazmats to evolve
- Conquer the botanic lab
- Beware of harmful bugs
- Upgrade to eat multiple bugs
- Progressive evolution mechanics
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- Eat bugs and hazmats to EVOLVE! - Conquer the botanic lab! - Some bugs can hurt you, be carfeul! - Upgrade yourself to eat them all in once!
Screenshots
Verdict
The clearest difference is price: Fly Trapper! at Free against Crusty Sub's $0.99. Fly Trapper! also leads on update cadence (fortnightly vs every 20 months) and ratings volume (8 vs 1). Crusty Sub's advantage is rating (5.0 vs 3.4) and ads (none vs shown). On 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
Fly Trapper! is free to download; Crusty Sub costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Crusty Sub holds the better App Store score, 5.0 against 3.4. That said, the two scores are not equally well evidenced: Fly Trapper! has 8 ratings behind it against 1, so its average is the more settled of the two.
Crusty Sub ships an update every 20 months, Fly Trapper! fortnightly. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.
| Parameter | Crusty Sub | Fly Trapper! |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 5.0 (1 ratings) — better | 3.4 (8 ratings) |
| Positive reviews | — | 75.0% of reviews |
| Number of ratings | 1 | 8 — better |
| Update frequency | Every 20 months | Fortnightly — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Paid | Ad-supported — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.6 | 11.0 — better |
| Further details — not scored | ||
| Size | 16 MB | 112 MB |
| Age rating | 4+ | 12+ |
| Developer | Bernardo Perdomo | Any Games OU |
Customer experience
Crusty Sub
Fly Trapper!
In-app purchases
Crusty Sub
No in-app purchases
Fly Trapper!
No in-app purchases
Questions
Is Crusty Sub free?
Is Fly Trapper! free?
Which has better reviews, Crusty Sub or Fly Trapper!?
Do Crusty Sub or Fly Trapper! have ads?
Which is updated more often, Crusty Sub or Fly Trapper!?
Other comparisons
