Comparison

NxGen Spirometer vs NexSample

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

Head to head

Sample size, clinical research

Free

🏥 Medical

No ratingsView app →

About

NxGen Spirometer

Features

Read full description

The NxGen Health App helps you conduct lung tests seamlessly and conveniently at home. Please Note :- All medical decisions based on the output of this device shall be made by a licensed healthcare professional only.

About

NexSample

Features

Read full description

NexSample is a free sample size calculator for clinical research, designed for medical residents, fellows, postgraduate students, and researchers. It includes 26 calculators covering the most common study designs in clinical trials, observational research, and diagnostic studies, along with calculators for agreement, reliability, and regression that are hard to find elsewhere. Whether you are planning a thesis, protocol, dissertation, grant proposal, or manuscript, NexSample helps you calculate sample size quickly and accurately, with full formulas and references shown for every calculation.

Screenshots

NxGen Spirometer4 screens

NexSample4 screens

Verdict

The call

The clearest difference is update cadence: NexSample at weekly against NxGen Spirometer's every 7 months. NxGen Spirometer's advantage is iOS requirement (12.0 vs 15.1). 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

NxGen Spirometer ships an update every 7 months, NexSample weekly. The most recent releases landed on May 17, 2026 and September 22, 2026 respectively.

Scorecard2 real differences · 4 level

NxGen Spirometer versus NexSample: the parameters behind the verdict, then further details
Parameter	NxGen Spirometer	NexSample
Price	Free	Free
Update frequency	Every 7 months	Weekly — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPod
Requires iOS	12.0 — better	15.1
Further details — not scored
Size	55 MB	30 MB
Age rating	17+	4+
Developer	Safey Medical Devices Ltd	M Jeeva Sankar

In-app purchases

None

NxGen Spirometer

No in-app purchases

None

NexSample

No in-app purchases

Questions

Is NxGen Spirometer free?

NxGen Spirometer is free to download, with no in-app purchases.

Is NexSample free?

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

Do NxGen Spirometer or NexSample have ads?

Neither NxGen Spirometer nor NexSample shows ads.

Which is updated more often, NxGen Spirometer or NexSample?

NxGen Spirometer ships an update every 7 months, and NexSample weekly. Most recently, NxGen Spirometer was updated on May 17, 2026 and NexSample on September 22, 2026.