# Scuba Dive Signals — Communicate underwater > Underwater scuba diving communication hand signal reference and quiz. (iPhone/iPad app by Eric Hamiter.) - Source: https://appshunter.io/ios/app/scuba-dive-signals/id1483856571 (this page in markdown: same URL + `.md`) - Developer: [Eric Hamiter](https://appshunter.io/developer/1482332471) - Category: Sports, Utilities - Price: Free - Rating: 5.00/5 from 3 App Store ratings · 1 written reviews indexed - Age rating: 4+ - Requires: iOS 13.0 · 3 MB - Languages: English - Released: 2019-10-19 - Data updated: 2026-06-06 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/scuba-dive-signals/id1483856571/reviews.md ## What is Scuba Dive Signals? 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 three 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. ## Key features - List of recognized dive hand signals - Signals from PADI, NAUI, SSI - Quiz feature to test knowledge - Safety communication focus - Creative Commons licensed images ## Recent user reviews (1 of 1) All indexed reviews: https://appshunter.io/ios/app/scuba-dive-signals/id1483856571/reviews.md ### 5/5 — Great app! *2025-05-01* I love the app. I would like more signs, but for a free app that helps with safety I can’t complain! ## Frequently asked questions about Scuba Dive Signals ### What dive signals does Scuba Dive Signals cover? Scuba Dive Signals covers hand signals generally recognized by the Recreational Scuba Training Council and its member agencies, including PADI, NAUI, and SSI. The app provides a comprehensive list to ensure clear underwater communication. ### Can I practice my dive signal knowledge with Scuba Dive Signals? Yes, Scuba Dive Signals includes a quiz feature. It presents descriptions of dive signals and offers multiple image choices, allowing you to test your recall and understanding of the signals. ### Is Scuba Dive Signals suitable for beginners? The app is designed to supplement proper scuba diving training. While it provides essential communication signals, it explicitly states that it is not a replacement for formal training and certification. ### What devices is Scuba Dive Signals available on? Scuba Dive Signals is available for iPhone, iPad, and iPod. It is designed for iOS devices. ### How often is Scuba Dive Signals updated? The latest version of Scuba Dive Signals is 1.1, which was last updated on May 1, 2020. This indicates a moderate update frequency. ### What is the age rating for Scuba Dive Signals? Scuba Dive Signals has an age rating of 4+. This means it is suitable for users of all ages, with no specific content restrictions. ### Does Scuba Dive Signals have ads? No, Scuba Dive Signals does not contain advertisements. It is a completely ad-free experience for users. ### What is the user sentiment for Scuba Dive Signals? Based on the available data, Scuba Dive Signals has a perfect rating of 5.0 stars from 3 ratings. This suggests very positive user sentiment. ## Version history (last 2 releases) ### 1.1 — 2020-05-01 New dive sign: "P for plastic"! Help clean the oceans by picking up plastic and spread the word about this new sign. New "About" page also lists credits for images. ### 1.0 — 2019-10-19 No release notes. ## Apps similar to Scuba Dive Signals | App | Rating | Price | Category | | --- | --- | --- | --- | | [Diveplanner Tec & Rec](https://appshunter.io/ios/app/diveplanner-tec-and-rec/id1506985833) | 3.0 (4) | Free | Sports | | [Mares App](https://appshunter.io/ios/app/mares-app/id1625641063) | 4.2 (19) | Free | Sports | | [Subsurface-mobile](https://appshunter.io/ios/app/subsurface-mobile/id1093217161) | 4.5 (46) | Free | Sports | | [Buddy: Social Dive App](https://appshunter.io/ios/app/buddy-social-dive-app/id1588860327) | 4.3 (48) | Free | Sports | | [Nitrox Buddy](https://appshunter.io/ios/app/nitrox-buddy/id572411073) | 4.9 (468) | Free | Sports | | [DiverLog+](https://appshunter.io/ios/app/diverlog-plus/id1294460120) | 2.7 (101) | Free | Sports | ## More apps by Eric Hamiter - [Buoyancy Calc](https://appshunter.io/ios/app/buoyancy-calc/id1482332472) - [Spectroslide](https://appshunter.io/ios/app/spectroslide/id6677062885) - [bookerics](https://appshunter.io/ios/app/bookerics/id6736376224) - [Weatherhue](https://appshunter.io/ios/app/weatherhue/id6743057918) - [Can I Kayak](https://appshunter.io/ios/app/can-i-kayak/id6747190079) All apps by Eric Hamiter: https://appshunter.io/developer/1482332471 ## Related topics [scuba dive signals](https://appshunter.io/ios/topics/scuba-dive-signals) · [scuba diving hand signals](https://appshunter.io/ios/topics/scuba-diving-hand-signals) · [naui worldwide](https://appshunter.io/ios/topics/naui-worldwide) · [divers alert network](https://appshunter.io/ios/topics/divers-alert-network) · [scuba diving](https://appshunter.io/ios/topics/scuba-diving) · [scuba](https://appshunter.io/ios/topics/scuba) · [ssi scuba](https://appshunter.io/ios/topics/ssi-scuba) · [padi training](https://appshunter.io/ios/topics/padi-training) · [erdpml](https://appshunter.io/ios/topics/erdpml) · [padi](https://appshunter.io/ios/topics/padi) · [scuba trade ou](https://appshunter.io/ios/topics/scuba-trade-ou) · [scuba diving locations](https://appshunter.io/ios/topics/scuba-diving-locations) · [scuba diver underwater](https://appshunter.io/ios/topics/scuba-diver-underwater) · [padi scuba](https://appshunter.io/ios/topics/padi-scuba) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-06.*