Fishy Watch vs Underkeep
Price, ratings, monetisation and update history for both games, side by side โ with what reviewers say about each.
Fishy Watch
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Fishy Watch โ a fishing game built for your Apple Watch. Use your arm to cast the line, or activate automatic mode. Dive deeper with the Digital Crown, hook curious fish by tapping, and reel them in with the Digital Crown. Every catch lives on in its respective aquarium. FISHING - 9 locations, 36 fish species to discover - Control your hook depth with the Digital Crown - Each fish has its own curiosity pattern and fight style - Earn up to 3 stars per catch YOUR AQUARIUM - Feed your fish to keep them alive - Fish grow with age โ from tiny fry to full-size elder - Pick a walk buddy: 1,000 real steps = 10 extra minutes of life - Widgets and notifications warn you before a fish starves MINI-GAMES - Dance: match the puffer fish's arrow directions - Rush: dodge incoming fish and collect time bubbles - Deep Dive: catch all 36 fish in one session across 9 worlds, with no stars to lose - Calm Water: choose 30 sec, 1, 3 or 5 min; optional heart rate; +30 minutes of life for the tank once per day CHILL VIBES - No ads, no in-app purchases, no data collection - 24 languages, pixel art, satisfying haptics - Perfect for a quick round during a commute or a slow meeting Fishy Watch is a tiny game with a surprising amount of depth. Give it a try.
Underkeep
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A dungeon adventure on your wrist. Descend through 20 handcrafted levels of ancient cells, forgotten crypts, dangerous mines and haunted depths as you fight your way toward the heart of Underkeep. Tap anywhere to move. Tap an enemy to strike with your sword. Simple controls make Underkeep easy to pick up, while new enemies, traps and puzzles make each descent more dangerous. EXPLORE Navigate twisting dungeon rooms, hunt for keys, open gates, discover hidden paths and find your way deeper underground. FIGHT Battle rats, slimes, skeletons, bats, spiders, ghosts, mages, armoured guards and more. Every enemy behaves differently, so watch their movements and choose when to strike. SURVIVE Dodge charging enemies, magical attacks, spikes and other dungeon hazards. Learn each enemy's weakness and make every sword strike count. DESCEND Journey through five distinct areas across 20 levels, culminating in a final confrontation with the Warden. Designed specifically for Apple Watch with simple tap controls, short levels and no complicated menus. Underkeep is completely free.
Verdict
The clearest difference is update cadence: Underkeep at daily against Fishy Watch's every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Fishy Watch ships an update every 2 weeks, Underkeep daily. The most recent releases landed on October 10, 2026 and October 2, 2026 respectively.
| Parameter | Fishy Watch | Underkeep |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks | Daily โ better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, Apple Watch | iPhone, Apple Watch |
| Requires iOS | 16.0 โ better | 17.0 |
| Further details โ not scored | ||
| Size | 18 MB | 4 MB |
| Age rating | 4+ | 12+ |
| Developer | Andrei Achziger | Daniel Beer |
In-app purchases
Fishy Watch
No in-app purchases
Underkeep
No in-app purchases









