Comparison

WaveSpy vs O'Dive

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

Head to head
About

WaveSpy

Features
Read full description

View and share videos of surf conditions.

About

O'Dive

This app uses patented acoustic sensor technology to analyze gas microbubbles detected after a dive. It helps divers assess their decompression procedures and improve their safety and practice based on personalized acoustic measurements.

Highlights
  • Acoustic sensor technology
  • Gas microbubble detection
  • Personalized decompression analysis
  • Diving practice improvement
  • Diving safety enhancement
  • Sensor control interface
Read full description

O'Dive's unique and patented technology includes an acoustic sensor connected to a smartphone app and a server with specialised analysis capabilities. O'Dive's objectives are: - Indicating to divers, by taking into consideration gas microbubbles detected, the adequation of their decompression procedures with their own person and diving practice; - Help them improve their practice and safety. The personalization of the diving procedure is based on the acoustic measurement of circulating gas microbubbles detected post-dive in the divers' venous system. O'Dive app allows to control the sensor by being the interface between the sensor, the server and the user. O'Dive is a technological innovation developped by AZOTH SYSTEMS.

Screenshots

WaveSpy3 screens
O'Dive4 screens

Verdict

The call

The clearest difference is update cadence: WaveSpy at every 10 days against O'Dive's monthly. WaveSpy also leads on iOS requirement (10.0 vs 13.0). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

WaveSpy ships an update every 10 days, O'Dive monthly. The most recent releases landed on October 1, 2026 and September 17, 2026 respectively.

Scorecard2 real differences · 8 level
WaveSpy versus O'Dive: the parameters behind the verdict, then further details
ParameterWaveSpyO'Dive
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 10 days — betterMonthly
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS10.0 — better13.0
Further details — not scored
Size186 MB25 MB
Age rating4+4+
DeveloperJonathan PerryAZOTH SYSTEMS

In-app purchases

None

WaveSpy

No in-app purchases

None

O'Dive

No in-app purchases

Questions

Is WaveSpy free?
WaveSpy is free to download, with no in-app purchases.
Is O'Dive free?
O'Dive is free to download, with no in-app purchases.
Do WaveSpy or O'Dive have ads?
Neither WaveSpy nor O'Dive shows ads.
Which is updated more often, WaveSpy or O'Dive?
WaveSpy ships an update every 10 days, and O'Dive monthly. Most recently, WaveSpy was updated on October 1, 2026 and O'Dive on September 17, 2026.

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