Comparison

Sneaker Authenticator vs NDT Master

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

Head to head
About

Sneaker Authenticator

Utilize AI to analyze sneaker photos, examining materials, stitching, logos, and construction for informed decisions. Browse community checks, save your analyses, and get care tips for your footwear.

Highlights
  • AI-powered photo analysis
  • Detailed breakdown of materials and construction
  • Confidence indicators
  • Community feed of shared checks
  • Personalized vault for saved analyses
  • Sneaker care tips
Features
Read full description

Snap a photo. Get an AI authenticity check. Sneaker Authenticator uses AI to check a sneaker from a single photo and gives you a clear report. RUN A CHECK Take a photo or choose one from your library and get an AI-generated report: - Sneaker name, brand, model line, and colorway - Style code (when it's visible), release year, and retail price - An AI authenticity verdict — Authentic, Replica, or Inconclusive — with a confidence level - The evidence behind the verdict, red flags, and positive indicators - An AI estimate of what it's worth YOUR VAULT Keep the checks you care about. Add any report to your Vault and open Check History to see everything you've ever checked. Your verdicts stay private to you. FEED Browse sneakers identified by people around the world, search by brand, model, or colorway, and share any result with a link. Sneaker Authenticator uses AI. Verdicts, identifications, and value estimates are for general information only — they are not a professional authentication, certification, or appraisal, and they can be wrong. Always verify with a qualified authenticator before buying, selling, or insuring a pair. Sneaker Authenticator is an independent app and is not affiliated with or endorsed by any footwear brand. Please take note of our AI Authentication Disclaimer: https://www.sneakerauth.com/disclaimer Find our EULA here: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

NDT Master

This app streamlines ultrasonic testing for field inspections. It offers rapid weld rating, DAC/TCG curve building, 3D beam simulation, and OCR parameter capture. Includes essential UT calculators and material presets for efficient flaw detection and setup confidence.

Highlights
  • AWS D-Rating in 5 Seconds
  • DAC/TCG Curve Building
  • 3D Beam Simulation
  • OCR Parameter Capture
  • 9 UT Calculators
  • Offline-First Workflow
Features
Read full description

NDT Master is built for field ultrasonic testing workflows. It brings AWS D-Rating, DAC/TCG curve building, 3D beam simulation, OCR parameter capture, and practical UT calculators into one offline-first app. Core field workflows - AWS D-Rating in 5 Seconds: Fast weld indication workflow for field UT - Build DAC/TCG Curves Fast: Plot reference echoes and gain table instantly - Scan Readings. Auto-Fill Parameters.: OCR maps velocity, MHz and dB in seconds - Locate Flaws Faster: Instant depth and projection outputs - Critical Angles at a Glance: Snell + beam spread for setup confidence - Beam Spread You Can Trust: Visualize setup impact before inspection starts Tools included - 9 UT calculators: Wavelength, Near Field, Beam Spread, Flaw Location, Snell's Law, ToFD PCS, dB Calc, Acoustic Impedance, Resonance. - Material presets for steel, aluminum, stainless steel, and common inspection setup. - Code-aware workflows for weld inspection decisions, with AWS and ASME terminology kept visible. Offline and private - Built for Real Field Work: Local data, no account, offline-first workflow

Screenshots

Sneaker Authenticator3 screens
NDT Master4 screens

Verdict

The call

The clearest difference is rating: Sneaker Authenticator at 4.8 against NDT Master's 3.0. Sneaker Authenticator also leads on in-app purchases (none vs 1) and ratings volume (6 vs 2). NDT Master's advantage is update cadence (every 2 weeks vs every 5 months) and device support (3 vs 1). On price and ads 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. NDT Master sells 1 one-off in-app purchase. Sneaker Authenticator asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Sneaker Authenticator holds the better App Store score, 4.8 against 3.0. Both are backed by a comparable volume of ratings — 6 and 2 respectively.

UpkeepUpdate frequency

Sneaker Authenticator ships an update every 5 months, NDT Master every 2 weeks. Both last shipped on October 31, 2026.

Scorecard7 real differences · 3 level
Sneaker Authenticator versus NDT Master: the parameters behind the verdict, then further details
ParameterSneaker AuthenticatorNDT Master
PriceFreeFree
Rating4.8 (6 ratings) — better3.0 (2 ratings)
Positive reviews—0.0% of reviews
Number of ratings6 — better2
Update frequencyEvery 5 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS1715 — better
Further details — not scored
Size18 MB20 MB
Age rating4+4+
DeveloperKawaii雪 蔺

Customer experience

Sneaker Authenticator

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

NDT Master

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

Sneaker Authenticator

No in-app purchases

1 purchases

NDT Master

One-time1
  • Professional Unlock$9.99

Questions

Is Sneaker Authenticator free?
Sneaker Authenticator is free to download, with no in-app purchases.
Is NDT Master free?
NDT Master is free to download, with in-app purchases available.
Which has better reviews, Sneaker Authenticator or NDT Master?
Sneaker Authenticator is rated higher. Sneaker Authenticator averages 4.8 out of 5 from 6 ratings, while NDT Master averages 3.0 from 2 ratings.
Do Sneaker Authenticator or NDT Master have ads?
Neither Sneaker Authenticator nor NDT Master shows ads.
Which is updated more often, Sneaker Authenticator or NDT Master?
Sneaker Authenticator ships an update every 5 months, and NDT Master every 2 weeks. Most recently, Sneaker Authenticator was updated on October 31, 2026 and NDT Master on October 31, 2026.

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