Comparison

Diveplanner Tec & Rec vs IDDA

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

IDDA

This platform offers e-learning content and certifications to enhance diving knowledge and prepare for exams. It's designed to make learning and exam preparation more accessible for divers. Future updates promise even more features to support your diving journey.

Highlights
  • E-learning content
  • Brevet platform
  • Diving knowledge enhancement
  • Exam preparation
  • Accessible learning
Features
Read full description

The IDDA App is a learning and brevet platform that provides e-learning content and brevets. With the app, users can deepen their diving knowledge and prepare for exams. The next updates of the app will include many new features that will make learning and preparing for exams even easier and more accessible. The IDDA app is a valuable tool for all divers who want to expand their diving knowledge and start their diving adventure

Screenshots

Diveplanner Tec & Rec4 screens
IDDA4 screens

Verdict

The call

The clearest difference is in-app purchases: IDDA at none against Diveplanner Tec & Rec's 3. IDDA also leads on update cadence (every 2 weeks vs every 3 months). Diveplanner Tec & Rec's advantage is review sentiment (20% vs 0%) and iOS requirement (13.0 vs 15.6). On price, ads, monetization model and device support 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. IDDA asks for nothing beyond the download.

UpkeepUpdate frequency

Diveplanner Tec & Rec ships an update every 3 months, IDDA every 2 weeks. The most recent releases landed on October 1, 2026 and October 5, 2026 respectively.

Scorecard4 real differences · 6 level
Diveplanner Tec & Rec versus IDDA: the parameters behind the verdict, then further details
ParameterDiveplanner Tec & RecIDDA
PriceFreeFree
Rating3.1 (7 ratings) — better—
Positive reviews20.0% of reviews — better0.0% of reviews
Number of ratings7 — better—
Update frequencyEvery 3 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreeFree
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad, iPod
Requires iOS13.0 — better15.6
Further details — not scored
Size37 MB37 MB
Age rating4+12+
DeveloperSensetrails LLCIDDA GmbH

Customer experience

Diveplanner Tec & Rec

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

IDDA

Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

3 purchases

Diveplanner Tec & Rec

One-time3
  • Two weeks free trialFree
  • Tec Basic$7.99
  • Tec Advanced$19.99
None

IDDA

No in-app purchases

Questions

Is Diveplanner Tec & Rec free?
Diveplanner Tec & Rec is free to download, with in-app purchases available.
Is IDDA free?
IDDA is free to download, with no in-app purchases.
Do Diveplanner Tec & Rec or IDDA have ads?
Neither Diveplanner Tec & Rec nor IDDA shows ads.
Which is updated more often, Diveplanner Tec & Rec or IDDA?
Diveplanner Tec & Rec ships an update every 3 months, and IDDA every 2 weeks. Most recently, Diveplanner Tec & Rec was updated on October 1, 2026 and IDDA on October 5, 2026.

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