Comparison

ATMOS vs ダイバーLOG

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

Head to head
About

ATMOS

Easily sync and manage your dive logs wirelessly from compatible dive computers. View device information, edit log details, and export your data in UDDF format. Integrates with HealthKit to share dive-related health metrics.

Highlights
  • Wireless dive log syncing
  • Dive computer information
  • Edit dive log details
  • Export logs to UDDF
  • HealthKit integration
Read full description

ATMOS App is the best companion of Mission One and Mission2, Mission3 dive computer. You can use ATMOS App to : ● Wirelessly sync your device's divelogs. ● Check device information. ● Edit divelog information. ● Export divelog to UDDF format. ATMOS use HealthKit to export your Mission2 health data (Steps, Calories, Sleep, Heart rate) into the Health app. Official website : https://www.atmos.app FaceBook fan page: https://www.facebook.com/atmosocean/ Follow us on Instagram : @atmos_ocean

About

ダイバーLOG

Easily transfer and view your dive logs from Calm Plus +. Keep a digital record of your underwater adventures and access them anytime.

Highlights
  • Transfer dive logs
  • View dive logs
  • Calm Plus + integration
  • Digital logbook
  • Sports tracking
Features
Read full description

This is an app for transferring and viewing Dive logs from Calm Plus +.

Screenshots

ATMOS4 screens
ダイバーLOG3 screens

Verdict

The call

ATMOS and ダイバーLOG are too close to call on the numbers: across 8 compared parameters — price, review sentiment, update cadence and ads among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

ATMOS ships an update every 6 weeks, ダイバーLOG every 2 months. Both last shipped on November 2, 2026.

ScorecardNo meaningful differences
ATMOS versus ダイバーLOG: the parameters behind the verdict, then further details
ParameterATMOSダイバーLOG
PriceFreeFree
Rating1.7 (23 ratings) — better—
Positive reviews7.7% of reviews8.7% of reviews — better
Number of ratings23 — better—
Update frequencyEvery 6 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPod — betteriPhone
Requires iOS15.0 — better16.0
Further details — not scored
Size119 MB39 MB
Age rating4+4+
DeveloperATMOS CO., LTD.HEAD JAPAN K.K.

Customer experience

ATMOS

All ratings23 ratings
Positive8.7%
Neutral13.0%
Negative78.3%
Written reviews26 reviews
Positive7.7%
Neutral15.4%
Negative76.9%

ダイバーLOG

Written reviews23 reviews
Positive8.7%
Neutral34.8%
Negative56.5%

In-app purchases

None

ATMOS

No in-app purchases

None

ダイバーLOG

No in-app purchases

Questions

Is ATMOS free?
ATMOS is free to download, with no in-app purchases.
Is ダイバーLOG free?
ダイバーLOG is free to download, with no in-app purchases.
Do ATMOS or ダイバーLOG have ads?
Neither ATMOS nor ダイバーLOG shows ads.
Which is updated more often, ATMOS or ダイバーLOG?
ATMOS ships an update every 6 weeks, and ダイバーLOG every 2 months. Most recently, ATMOS was updated on November 2, 2026 and ダイバーLOG on November 2, 2026.

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