Comparison

Diveplanner Tec & Rec vs Tech Dive

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

Head to head
About

Diveplanner Tec & Rec

Plan technical and recreational scuba dives with detailed gas management, decompression schedules, and contingency planning. This tool helps divers quickly create and share dive plans for various depths and conditions.

Highlights
  • Technical and recreational dive planning
  • Multi-gas and CCR dive schedules
  • Bühlmann decompression model (ZH16L-C)
  • Automatic contingency plans
  • Gas requirement and weight calculation
  • Dive table generation
  • Metric and Imperial units
Features
Read full description

Plan your technical or recreational dives in seconds on your iPhone, iPad and Mac ! Diveplanner is a full featured planner for technical and recreational scuba diving. It features various modules to quickly plan one or multiple dives including gas contingency and oxygen toxicity. Diveplanner was designed as a safe and reliable tool for divers. It helps plan technical and recreational dives quickly and easily and to share the schedule instantly with your dive buddy. Dive planning module: • Open Circuit / CCR, multi gas, decompression dive schedules up to 300 m/985 ft deep in fresh water or saltwater (including E​N13319) at sea level or altitude • Uses Bühlmann decompression model ZH16L-C with user selectable gradient factors as conservatism • Multi level dive instructions • Full automatic gas switch (from the list of selected gas for the dive) or manual gas switch or a mix of both • Full automatic contingency plans computation (lost decompression or travel gas) and ++ (too long/too deep) plans • Automatic bailout plan computation in CCR mode • Various information, caution or warnings for deep END, high or low PPO2, Setpoint, ICD, vestibular DCS due to ICD on gas switch • Computation of gas requirement and gas weight • Account for up to 6 consecutive dives with surface interval to account for residual saturation at start of the current dive • Works in Metric or Imperial units Dive table module: • Open Circuit / CCR, multi gas decompression dive table up to 66 m/210 ft deep and 60 min bottom time, in freshwater or saltwater (​including EN13319) at sea level or altitude • Uses Bühlmann decompression model ZH16L-C with user selectable gradient factors as conservatism • Account for up to 6 consecutive dives with surface interval to account for residual saturation while computing the dive table • Works in Metric or Imperial units • Translated in English, French and German

About

Tech Dive

This app helps plan scuba dives with various calculators for gas, depth, and air consumption. It supports metric and imperial units and offers advanced features through an in-app purchase.

Highlights
  • Dive planning calculators
  • Gas and air consumption calculations
  • Metric and imperial unit support
  • Depth and EAD calculations
  • Enriched Air-Nitrox mix calculation
  • Unit conversion tools
Features
Read full description

Diving should be safe and fun. We develop Tech Dive as a simple tool to plan and calculate your next underwater adventure. Tech Dive is an advanced scuba dive calculator and supports metric and imperial units. This app continues to grow as a one-stop technical diver tool. A technical decompression (DECO) planner will be incorporated with the future PRO version. DIVE CALCULATORS Tool for accurate dive planning, education, and training. ▸ Surface Air Consumption - SAC ▸ Respiratory Minute Volume - RMV ▸ Maximum Bottom Time ▸ Gas Required ▸ Maximum Operating Depth - MOD ▸ Equivalent Air Depth - EAD ▸ Best Enriched Air-Nitrox (EAN) Mix ▸ Equivalent Narcotic Depth - END (Plus only) ▸ Trimix Gas Planner (Plus Only) ▸ Cylinder Fill (Plus only) ▸ Cylinder Top-Up (Plus only) CONVERSION TOOLS ▸ Metric / Imperial Units ▸ Absolute Depth (Atmospheric Depth) ▸ Cylinder Volume / Pressure ▸ Partial Pressure PLUS FEATURES (IN-APP PURCHASE) Tech Dive Plus includes all basic features plus: ▸ Equivalent Narcotic Depth - END Calculator ▸ Trimix Gas Planner ▸ Cylinder Fill calculations (Air, Nitrox, Trimix) ▸ Cylinder Top-Up calculations ▸ Export/share all calculation results as PDF SUBSCRIPTION TERMS Tech Dive is free to download and the basic features free to use. A paid upgrade to Plus or PRO versions provide access to premium features and additional tools. We may offer trial subscriptions that give limited time access to paid features and premium content for the duration of the trial period. Trial subscriptions automatically expire and the app will revert back to the basic version thereafter. No data is lost but access and use of premium features will no longer be available.

Screenshots

Diveplanner Tec & Rec4 screens
Tech Dive4 screens

Verdict

The call

The clearest difference is review sentiment: Tech Dive at 100% against Diveplanner Tec & Rec's 20%. Tech Dive also leads on rating (5.0 vs 3.1) and update cadence (every 2 weeks vs every 3 months). Diveplanner Tec & Rec's advantage is monetization model (free vs free with in-app purchases) and device support (4 vs 2). On price, 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

Both are free to download. Diveplanner Tec & Rec sells 3 one-off in-app purchases and Tech Dive sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Tech Dive holds the better App Store score, 5.0 against 3.1. Both are backed by a comparable volume of ratings — 7 and 2 respectively. Written reviews point the same way: 20% of Diveplanner Tec & Rec's written reviews are positive against 100% of Tech Dive's.

UpkeepUpdate frequency

Diveplanner Tec & Rec ships an update every 3 months, Tech Dive every 2 weeks. The most recent releases landed on August 19, 2026 and August 8, 2026 respectively.

Scorecard7 real differences · 3 level
Diveplanner Tec & Rec versus Tech Dive: the parameters behind the verdict, then further details
ParameterDiveplanner Tec & RecTech Dive
PriceFreeFree
Rating3.1 (7 ratings)5.0 (2 ratings) — better
Positive reviews20.0% of reviews100.0% of reviews — better
Number of ratings7 — better2
Update frequencyEvery 3 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad
Requires iOS13.0 — better17.0
Further details — not scored
Size37 MB16 MB
Age rating4+4+
DeveloperSensetrails LLCSkytip LLC

Customer experience

Diveplanner Tec & Rec

All ratings7 ratings
Positive42.9%
Neutral28.6%
Negative28.6%
Written reviews5 reviews
Positive20.0%
Neutral0.0%
Negative80.0%

Tech Dive

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

Diveplanner Tec & Rec

One-time3
  • Two weeks free trialFree
  • Tec Basic$7.99
  • Tec Advanced$19.99
2 purchases

Tech Dive

Subscriptions2
  • Plus Monthly$0.991 Month
  • Plus Annual$7.991 Year

Questions

Is Diveplanner Tec & Rec free?
Diveplanner Tec & Rec is free to download, with in-app purchases available.
Is Tech Dive free?
Tech Dive is free to download, with in-app purchases available.
Which has better reviews, Diveplanner Tec & Rec or Tech Dive?
Tech Dive is rated higher. Diveplanner Tec & Rec averages 3.1 out of 5 from 7 ratings, while Tech Dive averages 5.0 from 2 ratings.
Do Diveplanner Tec & Rec or Tech Dive have ads?
Neither Diveplanner Tec & Rec nor Tech Dive shows ads.
Which is updated more often, Diveplanner Tec & Rec or Tech Dive?
Diveplanner Tec & Rec ships an update every 3 months, and Tech Dive every 2 weeks. Most recently, Diveplanner Tec & Rec was updated on August 19, 2026 and Tech Dive on August 8, 2026.

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