Comparison

Ear On vs FD Square Breathing Trainer

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

Head to head

FD Square Breathing Trainer

Free

⚽ Sports

No ratingsView app →

About

Ear On

Features

Read full description

DIVE SAFER, DIVE DEEPER. EarON IS YOUR VIRTUAL EQUALIZATION BUDDY. APP FEATURE&BENEFITS: - Control your training session in real time; - Use the reference charts to enhance your abilities; - Discover our video-tutorials: these short clips introduce different compensation techniques which may help your learning; - Make your own tables, set the thresholds and optimize your training; - Analyze and share your sessions with your buddies, students and instructors.

About

FD Square Breathing Trainer

Features

Read full description

Timer to support square breathing. The app will notify you when to start to inhale, hold your breath with full lungs, exhale and when to hold your breath on empty lungs.

Screenshots

Ear On2 screens

FD Square Breathing Trainer1 screens

Verdict

The call

The clearest difference is update cadence: Ear On at every 5 weeks against FD Square Breathing Trainer's every 4 months. Ear On also leads on iOS requirement (10.2 vs 12.0). 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

Ear On ships an update every 5 weeks, FD Square Breathing Trainer every 4 months. The most recent releases landed on September 27, 2026 and October 4, 2026 respectively.

Scorecard2 real differences · 4 level

Ear On versus FD Square Breathing Trainer: the parameters behind the verdict, then further details
Parameter	Ear On	FD Square Breathing Trainer
Price	Free	Free
Update frequency	Every 5 weeks — better	Every 4 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	10.2 — better	12.0
Further details — not scored
Size	77 MB	10 MB
Age rating	4+	4+
Developer	Uba Project srl semplificata	Andreas Horvath

In-app purchases

None

Ear On

No in-app purchases

None

FD Square Breathing Trainer

No in-app purchases

Questions

Is Ear On free?

Ear On is free to download, with no in-app purchases.

Is FD Square Breathing Trainer free?

FD Square Breathing Trainer is free to download, with no in-app purchases.

Do Ear On or FD Square Breathing Trainer have ads?

Neither Ear On nor FD Square Breathing Trainer shows ads.

Which is updated more often, Ear On or FD Square Breathing Trainer?

Ear On ships an update every 5 weeks, and FD Square Breathing Trainer every 4 months. Most recently, Ear On was updated on September 27, 2026 and FD Square Breathing Trainer on October 4, 2026.