PulseGateLive intelligence on AI-era software
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182,880

Software tracked

 

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40 min ago

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Cadence
475/day

7-day average

Indexed today: 199

PulseGate

Live intelligence on the software shipping in the AI era — apps, models, agents, and infra.

Software is shipping faster than ever, and a growing share of it lives outside the official app stores. PulseGate tracks it live — free, for builders, analysts, and everyone keeping up.

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n4Studies Plus
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NPn4Studies Plus logo

n4Studies Plus

App Store·Lifestyle & Personal·🇺🇸

n4Studies Plus is a statistical tool for calculating sample sizes and power for a wide range of study designs, including regression, survival, and diagnostic studies. It is aimed at researchers and students needing quick, accurate calculations for planning research.

Paid
WebiOS
N
n4Studies Plus preview
Visit App Store↗
📋1
alternative
✓8
features
📅2023
since

Overview

8 features

n4Studies Plus sits in PulseGate's Lifestyle & Personal category. It enables researchers and students to quickly calculate sample sizes and statistical power for various study designs. n4Studies Plus is a consumer product aimed at medical researchers. Pricing is paid, from $5. The product ships for the web and iOS.

It is developed by Chetta Ngamjarus (United States), and the product first shipped in 2023. Among its 8 catalogued features are sample size calculation, power analysis, and multiple study designs.

  • ✓Sample size calculation
  • ✓Power analysis
  • ✓Multiple study designs
  • ✓Email output
  • ✓Statistical tools
  • ✓Regression analysis
  • ✓Survival analysis
  • ✓Diagnostic study support

Tags

sample-sizepower-analysisbiostatisticsstudy-design

Built with & integrations

Runs on
BrowseriOS

Trust & compliance

LicenseProprietary
Verified signals
✓ HTTPS✓ Store-verified publisher

Recent events

Latest indexed changes and source events

  1. IndexedJun 25, 9:27 PM

    Listing verified by the PulseGate indexer

    Source: PulseGate indexerOpen ↗

Frequently asked questions about n4Studies Plus

What is n4Studies Plus?
N4Studies Plus enables researchers and students to quickly calculate sample sizes and statistical power for various study designs. It is catalogued under Lifestyle & Personal on PulseGate.
Who should use n4Studies Plus?
n4Studies Plus is a consumer product built for medical researchers.
How much does n4Studies Plus cost?
Paid plans start at $5.
What platforms does n4Studies Plus run on?
n4Studies Plus runs on the web and iOS.
Is n4Studies Plus still active?
PulseGate's liveness checks currently classify n4Studies Plus as active.
What tools are similar to n4Studies Plus?
Similar tools tracked by PulseGate include Statistical tools Basic, CaseNote, and R-StatsCalc.Statistical tools BasicCaseNoteR-StatsCalc
Who develops n4Studies Plus?
n4Studies Plus is developed by Chetta Ngamjarus, based in the United States.
How long has n4Studies Plus been around?
n4Studies Plus first shipped in 2023.

At a glance

Platforms
Mobile
Languages
English
First seen
Jul 26, 2023
Activity
🟢 Active
Status
🟢 Active
Built for
medical researchers
Model
B2C
Solves
Enables researchers and students to quickly calculate sample sizes and statistical power for various study designs.

Developer

🇺🇸Chetta Ngamjarus

Live coverage

Confidence
High · 90
Indexed
Jun 25, 2026
Lifecycle
Alive
Activity
Active
First seen
Jul 2023
Last seen
1mo ago
Identity audit (9)
Entity ID
cmqu0llss07be140hq9ubpp4w
Slug
n4studies-plus-apple-com
Verification state
Indexed for public listing
Claim / listing state
Unclaimed · listed: yes
Index status
Included in index
Latest evidence snapshot
Jun 25, 2026
Timeline basis
Indexed-at chronology (no inferred launch/funding milestones).
Last updated
Jul 13, 2026
Canonical URL
https://apps.apple.com/th/app/n4studies-plus/id6450650727

Similar apps

Other apps tracked under the same category.

  • Statistical tools Basic
    apple.com
  • CaseNote
    apple.com
  • R-StatsCalc
    apple.com
  • SPSS Software Guide
    apple.com
  • BioLab Assistant
    apple.com
  • Advanced Power Calculator PRO
    apple.com