Comparison

Scuba Dive Signals vs CA FishMap

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Scuba Dive Signals

Access a comprehensive list of underwater hand signals for safe scuba diving communication. Includes a quiz feature to test your knowledge of signals recognized by major training agencies.

Highlights
  • List of recognized dive hand signals
  • Signals from PADI, NAUI, SSI
  • Quiz feature to test knowledge
  • Safety communication focus
  • Creative Commons licensed images
Features
Read full description

Access a handy list of dive signals to safely communicate underwater while scuba diving. This contains a list of hand signals generally recognized by the Recreational Scuba Training Council and its member agencies (PADI, NAUI, SSI, and more). Once you've studied up, you can quiz yourself on what you've learned-- the app will show a series of five dive signal descriptions and give you a choice of four different pictures-- only one will match, so choose wisely! As always, safety is paramount when scuba diving, so be sure you are your diving partners are clear on their meanings before diving. The author of this app does not assume and hereby disclaims any liability to any party for any loss, damage, or injury, including death, caused by errors or omissions, whether such errors or omissions result from negligence, accident, or any other cause. The information in this app is meant to supplement, not replace, proper scuba diving training. Scuba diving poses some inherent risk. Never dive without proper training and certification! The images used in this app are used via the Creative Commons Attribution-Share Alike licenses, and are credited as follows: Creative Commons Attribution-Share Alike 3.0 Unported license (https://creativecommons.org/licenses/by-sa/3.0/deed.en): Original author: Thomei08 Dive hand signal-cold.plain.svg Dive hand signal-look.plain.svg Dive hand signal-tink.plain.svg Dive hand signal-ear.plain.svg Original author: Peter Southwood Dive hand signal OK 1.png Dive hand signal OK 2.png Dive hand signal OK surface 1.png Dive hand signal OK surface 2.png Dive hand signal Stop.png Dive hand signal Turn Around.png Dive hand signal Which Way.png Dive hand signal Boat.png Dive hand signal Buddy up.png Dive hand signal Hold on to each other.png Dive hand signal Lead and follow.png Dive hand signal Level out.png Dive hand signal Slow down.png Dive hand signal Give me air.png Dive hand signal Emergency Out of air.png Dive hand signal Help surface 1.png Dive hand signal Dont know 1.png Dive hand signal Danger there.png Dive hand signal Pressure.png Dive hand signal Bubbles.png Dive hand signal Cut.png Dive hand signal Safety stop.png Dive hand signal Entangled.png Dive hand signal Silt.png Dive hand signal Cramps.png Dive hand signal Reserve.png Dive hand signal Time up.png Dive hand signal Fetch surface 1.png Dive hand signal Turn dive.png Dive hand signal Stuck.png Creative Commons Attribution-Share Alike 4.0 International license (https://creativecommons.org/licenses/by-sa/4.0/deed.en): Original author: Peter Southwood Dive hand signal Ascend to stop.png The licensors do not in any way endorse the author of this app or usage.

About

CA FishMap

Features
Read full description

Discover the ultimate fishing companion with CAFishMap, designed specifically for ocean anglers on the California coast. Whether you're planning your next trip or already on the water, CA FishMap is your essential guide to successful and sustainable fishing. Key Features: - Interactive Fishing Maps: Access overlays of marine protected areas and crucial fathom lines. Know exactly where you can fish, ensuring compliance with local regulations. - Offline Functionality: Use our maps and resources without needing an internet connection, perfect for those remote sea excursions. - Resource Center: Stay informed with a list of fishing regulations, easy species identification, a safety checklist, and a calendar marking open fishing seasons. CA FishMap not only enhances your fishing adventures but also helps in preserving the marine ecosystem by promoting responsible fishing practices. Ready to cast your line? Download CA FishMap today and transform how you fish along the California coast!

Screenshots

Scuba Dive Signals4 screens
CA FishMap4 screens

Verdict

The call

The clearest difference is price: Scuba Dive Signals at Free against CA FishMap's $9.99. Scuba Dive Signals also leads on device support (3 vs 1) and iOS requirement (15.0 vs 18.6). CA FishMap's advantage is update cadence (every 2 months vs every 42 months). On ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Scuba Dive Signals is free to download; CA FishMap costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Scuba Dive Signals ships an update every 42 months, CA FishMap every 2 months. The most recent releases landed on September 21, 2026 and September 16, 2026 respectively.

Scorecard4 real differences · 6 level
Scuba Dive Signals versus CA FishMap: the parameters behind the verdict, then further details
ParameterScuba Dive SignalsCA FishMap
PriceFree — better$9.99
Rating5.0 (3 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings3 — better—
Update frequencyEvery 42 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better18.6
Further details — not scored
Size3 MB30 MB
Age rating4+4+
DeveloperEric HamiterMark Kinoshita

In-app purchases

None

Scuba Dive Signals

No in-app purchases

None

CA FishMap

No in-app purchases

Questions

Is Scuba Dive Signals free?
Scuba Dive Signals is free to download, with no in-app purchases.
Is CA FishMap free?
CA FishMap costs $9.99, with no in-app purchases.
Do Scuba Dive Signals or CA FishMap have ads?
Neither Scuba Dive Signals nor CA FishMap shows ads.
Which is updated more often, Scuba Dive Signals or CA FishMap?
Scuba Dive Signals ships an update every 42 months, and CA FishMap every 2 months. Most recently, Scuba Dive Signals was updated on September 21, 2026 and CA FishMap on September 16, 2026.

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