Comparison

DeeperBlue.com vs Deep Tools

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

Head to head
About

DeeperBlue.com

Stay informed about freediving, scuba diving, and ocean advocacy with daily news, in-depth articles, and unbiased reviews. Access ultimate guides, watch videos, and join a passionate community dedicated to the underwater world.

Highlights
  • Daily diving journalism
  • Live news notifications
  • In-depth feature articles
  • Ultimate guides to diving
  • Video of the Week
  • Community comments and sharing
  • Searchable archives
Features
Read full description

Get the latest breaking news daily, comprehensive in-depth articles, unbiased reviews, and regular features on Freediving, Scuba Diving, Ocean Advocacy, and Diving Travel via the official DeeperBlue.com app. DeeperBlue.com is one of the premier online destinations for divers. Founded in 1996 we have a thriving community built around those passionate about the underwater world. DeeperBlue.com is far more than just a simple dive blog or forum – the site has strong editorial feature articles, daily news on diving, a thriving forum, user-submitted photo galleries, and a global social media presence. Some features of the new DeeperBlue.com App are: • Access the full range of daily DeeperBlue.com diving journalism, specially designed for your iPhone or iPad • Stay up to date with live news with notifications • In-depth features covering Freediving, Scuba Diving, Ocean Advocacy, and Diving Travel • Check out our ultimate guides to diving including our Beginner Guides and Top Dive Sites of the World • Watch our Video of the Week directly in the app. • Receive notifications and alerts to stay informed on the underwater world • Choose what you are interested in • Read comments on articles and share your own thoughts • Share stories by email, Whatsapp, and your favorite social media app • Search our extensive archives directly in the app. This app is totally free to download and use.

About

Deep Tools

This app is a comprehensive tool for divers, offering dive planning, logging, and gas blending. It supports recreational, technical, and rebreather diving with advanced decompression planning and dive computer integration. Plan complex dives, log your adventures, and mix gases with precision.

Highlights
  • Decompression dive planning (Bühlmann ZH-L16)
  • Dive log with Shearwater import
  • Nitrox and Trimix gas blending
  • Multiple dive calculators
  • Metric and imperial unit support
  • Multi-level and repetitive dive planning
Features
Read full description

The complete dive planner, dive log and dive calculator app for recreational, technical and rebreather divers. Plan decompression dives with Bühlmann ZH-L16 and gradient factors, import your dives from a Shearwater dive computer, blend nitrox and trimix, and get quick answers to the questions you ask before every dive. All in one app, for open circuit (OC) and CCR. Whether you are in dive training, planning complex deco dives, or logging your underwater adventures, Deep Tools gives you reliable results you can trust. DIVE CALCULATORS - Maximum Operating Depth (MOD) - Oxygen partial pressure (ppO₂) - Equivalent Air Depth (EAD) - Equivalent Narcotic Depth (END) - Equivalent Air Density Depth (EADD) - No Decompression Limit (NDL) - Best nitrox mix for depth - Best trimix mix for depth - Gas consumption (SAC / RMV) and gas density - Lift bag calculator DECO PLANNER * Plan complex dives with confidence on open circuit (OC) or rebreather (CCR): - Bühlmann ZH-L16B and ZH-L16C with gradient factors (GF) - Multi-level and repetitive dive planning - Lost gas plans and CCR bailout planning, with custom bailout points - Gas consumption, CNS and OTU for every dive - Dive profile, run time table, tissue pressure graph and slate view - Share dive plans as a file, text, slate or image DIVE LOG * - Import dives from Shearwater dive computers (Petrel, Perdix, NERD, Teric and more) - Full dive profile with ppO₂, CNS, TTS, SAC and gas density - Dive sites with name, coordinates, map and custom tags - Automatically merge dives with short surface intervals - Share dives with your buddies - Local backup and easy transfer to a new device GAS BLENDER * Mix accurate nitrox and trimix: - Partial pressure blending to the desired gas - Blending with a top-off gas - Continuous flow blending - Gas cost estimate MORE - Metric and imperial units - Altitude diving and water type (salt, fresh, EN13319) - Custom tank / cylinder database - Available in 11 languages * The deco planner, dive log and gas blender are included in Deep Tools Premium. Try them free during the free trial. Deep Tools is a planning aid. It does not replace proper dive training or certification. Special thanks to V. Paul Gordon, Serge Nelissen and Michael Heus for extensive testing and valuable contributions. Terms of Use: https://www.deepblue.si/privacy/terms-of-service.php Privacy Policy: https://www.deepblue.si/privacy/

Screenshots

DeeperBlue.com4 screens
Deep Tools4 screens

Verdict

The call

DeeperBlue.com and Deep Tools both sit at 4.7 stars, but that hides the real split: 100% of DeeperBlue.com's written reviews are positive against 50% of Deep Tools's. DeeperBlue.com also leads on in-app purchases (none vs 3) and iOS requirement (13.0 vs 17.0). Deep Tools's advantage is update cadence (every 2 months vs every 4 months). On price, rating, ratings volume and ads 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

Both are free to download. Deep Tools sells 3 in-app purchases, starting at $7.99 per month. DeeperBlue.com asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for DeeperBlue.com against 4.6 for Deep Tools. Both are backed by a comparable volume of ratings — 63 and 93 respectively. Written reviews are what separate them: 100% of DeeperBlue.com's written reviews are positive against 50% of Deep Tools's.

UpkeepUpdate frequency

DeeperBlue.com ships an update every 4 months, Deep Tools every 2 months. Both last shipped on November 13, 2026.

Scorecard5 real differences · 5 level
DeeperBlue.com versus Deep Tools: the parameters behind the verdict, then further details
ParameterDeeperBlue.comDeep Tools
PriceFreeFree
Rating4.7 (63 ratings) — better4.6 (93 ratings)
Positive reviews100.0% of reviews — better50.0% of reviews
Number of ratings6393 — better
Update frequencyEvery 4 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better17.0
Further details — not scored
Size27 MB13 MB
Age rating17+4+
DeveloperDeeperBlue Global Media LimitedDeep Blue d.o.o.

Customer experience

DeeperBlue.com

All ratings63 ratings
Positive96.8%
Neutral0.0%
Negative3.2%
Written reviews8 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Deep Tools

All ratings93 ratings
Positive91.4%
Neutral2.2%
Negative6.5%
Written reviews6 reviews
Positive50.0%
Neutral16.7%
Negative33.3%

In-app purchases

None

DeeperBlue.com

No in-app purchases

3 purchases

Deep Tools

Subscriptions2
  • Subscription Monthly$7.991 Month
  • Subscription Yearly3 Days trial$22.991 Year
One-time1
  • Lifetime Subscription$49.99

Questions

Is DeeperBlue.com free?
DeeperBlue.com is free to download, with no in-app purchases.
Is Deep Tools free?
Deep Tools is free to download, with in-app purchases available.
Which has better reviews, DeeperBlue.com or Deep Tools?
DeeperBlue.com is rated higher. DeeperBlue.com averages 4.7 out of 5 from 63 ratings, while Deep Tools averages 4.6 from 93 ratings.
Do DeeperBlue.com or Deep Tools have ads?
Neither DeeperBlue.com nor Deep Tools shows ads.
Which is updated more often, DeeperBlue.com or Deep Tools?
DeeperBlue.com ships an update every 4 months, and Deep Tools every 2 months. Most recently, DeeperBlue.com was updated on November 13, 2026 and Deep Tools on November 13, 2026.

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