Comparison

iDiagnosis vs Halocrest

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

Head to head
About

iDiagnosis

Diagnose hardware components and sensors on your iPhone or iPad. Get detailed reports on tests, including device configuration and IMEI, to verify phone authenticity and functionality. Ideal for checking second-hand devices or ensuring your current phone works correctly.

Highlights
  • Diagnose mobile components and sensors
  • Detailed test reports
  • Display feature and configuration details
  • Check device IMEI
  • Test screen, sound, motion, connectivity, sensors, hardware, and camera
Features
Read full description

iDiagnosis app allows you to diagnose mobile components, hardware & sensors of your iPhone/iPad and gives a detailed report of each test. It also displays feature and configuration details of the devices including IMEI that helps ensure that you’re not buying a stolen phone. iDiagnosis helps in testing your phone and ensures that every feature of your phone works. This is a very simple and easy to use application. So, if you are planning to buy a second-hand phone or want to check if your existing mobile works properly, then this is the right app for you. List of features that can be tested on iPhone/iPad: • Screen test: Touch Screen, Multi-touch & 3D touch • Sound test: Speakers, Headphone, & Microphone • Motion: Gyroscope, Compass & Accelerometer  • Connectivity test: Wi-Fi, Bluetooth, & GPS • Sensor: Light Sensor, Proximity Sensor, Fingerprint Sensor, & Face ID • Hardware: Charger, Vibration, Volume Up/Down, Power button • Camera test: LED Flash, Rear Camera, & Front Camera Test the mobile features and get a detailed report along with actual device information. Write to us at digital@vgroupinc.com for any queries. Enjoy this FREE App!

About

Halocrest

Features
Read full description

Halocrest helps you understand the invisible digital environment around your iPhone. Start an intentional Room Sweep to summarize active nearby Bluetooth broadcasts. Review Network Nudge for connection, familiarity, and local network context. Adjust Local Shield to choose how sensitively Halocrest interprets environmental changes. When available, the Apple Watch companion provides compact visual summaries and discreet haptic cues while your iPhone remains the primary analysis surface. Halocrest is designed around local processing and does not require a Halocrest account. Signal Index reflects observable activity—not a threat level. Bluetooth strength is approximate and cannot establish exact distance, direction, identity, purpose, or intent. Radio-silent devices cannot be observed. Local Shield is not a VPN, firewall, antivirus product, or traffic filter. Halocrest Lifetime is a one-time in-app purchase with no subscription.

Screenshots

iDiagnosis4 screens
Halocrest4 screens

Verdict

The call

The clearest difference is in-app purchases: iDiagnosis at none against Halocrest's 1. iDiagnosis also leads on iOS requirement (15.0 vs 17.0). On price, ads 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. Halocrest sells 1 one-off in-app purchase. iDiagnosis asks for nothing beyond the download.

Scorecard2 real differences · 8 level
iDiagnosis versus Halocrest: the parameters behind the verdict, then further details
ParameteriDiagnosisHalocrest
PriceFreeFree
Rating3.4 (18 ratings) — better—
Positive reviews25.0% of reviews—
Number of ratings18 — better—
Update frequencyEvery 5 months—
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, Apple Watch
Requires iOS15.0 — better17.0
Further details — not scored
Size13 MB8 MB
Age rating4+4+
DeveloperV Group IncJoel Amparo

In-app purchases

None

iDiagnosis

No in-app purchases

1 purchases

Halocrest

One-time1
  • Halocrest Lifetime$39.99

Questions

Is iDiagnosis free?
iDiagnosis is free to download, with no in-app purchases.
Is Halocrest free?
Halocrest is free to download, with in-app purchases available.
Do iDiagnosis or Halocrest have ads?
Neither iDiagnosis nor Halocrest shows ads.

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