Comparison

Test & Check for iPhone vs 3uTools Guide

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

Head to head
About

Test & Check for iPhone

Verify the functionality of your iPhone or iPad with comprehensive hardware tests. Check screen, sensors, multimedia, and connectivity to ensure optimal performance. Also provides detailed device specifications and system status monitoring.

Highlights
  • Comprehensive hardware testing
  • Screen functionality checks
  • Sensor verification
  • Multimedia component tests
  • Connectivity status
  • Device information and system monitoring
Read full description

A must-have buying checklist when purchasing an iPhone or iPad! Easily test and verify key functions of your iOS device to ensure everything is working properly. This app helps you perform a comprehensive hardware test on your iPhone or iPad. Additionally, you can check detailed device specifications and monitor system status, including disk usage, CPU usage, memory (RAM) usage, and battery level. Features: Screen - Brightness test - Color test - Touch screen test - Multi-touch test - Pinch test - 3D Touch test Sensors - Accelerometer test - Shake test - Compass test - Proximity test - Touch ID/Face ID test Parts - GPS test - Vibrate test - Flashlight test Multimedia - Speaker test - Microphone test - Camera test - Video test Connectivity - Wi-Fi test - Phone call test Other - Device information check - Other important checklist

About

3uTools Guide

This app provides step-by-step tutorials and troubleshooting guides for managing iOS devices. It covers firmware flashing, data backup, error code fixes, and device management with an AI assistant for instant answers.

Highlights
  • Step-by-step tutorials
  • Troubleshooting common error codes
  • Firmware and device references
  • Built-in AI assistant
  • Smart search and favorites
  • Native iOS design
Features
Read full description

3uTools Guide is your friendly, step-by-step companion for getting the most out of your iPhone, iPad, and iOS device management — explained in plain English. Whether you're flashing firmware for the first time, backing up precious data, or trying to rescue a device stuck in recovery mode, this app walks you through every step with clear, beginner-friendly tutorials and pro-level deep dives. WHAT'S INSIDE • Step-by-Step Guides Curated tutorials organized by skill level and topic — Beginner, Advanced, Backup & Restore, Flashing, Device Management, and Troubleshooting. Start with the essentials or jump straight to power-user workflows. • Fix Common Problems Fast Stuck on Error 4013, 4014, 3194, Error 9, Error 53, or "device not trusted"? Our troubleshooting library decodes the most common error codes and shows you exactly how to fix them. • Firmware & Device References Browse firmware information and device guides so you always know what to flash and how to do it without losing your data. • Built-In AI Assistant Ask anything about device management, firmware, backups, or errors and get instant, easy-to-understand answers — like having an expert in your pocket. • Smart Search & Favorites Find the exact guide you need in seconds, and save your go-to tutorials for quick access later. • Beautiful, Native Design A clean, fast, distraction-free interface built for iOS, with light and dark mode support. POPULAR TOPICS COVERED • Getting started with device management tools • Backing up your iPhone the right way • Flashing firmware without data loss • Managing photos, music, and files • Fixing a device stuck in recovery mode • Reading device logs and diagnostics • Battery health and verification reports • Restoring from a backup PREMIUM Upgrade to Premium for the full experience: • Unlimited AI Assistant questions • Ad-free, distraction-free reading • Advanced flashing & diagnostics tutorials • Exclusive tools, checklists, and firmware references Available as a monthly, yearly, or one-time lifetime purchase. IMPORTANT 3uTools Guide is an independent, unofficial educational guide. It is not affiliated with, endorsed by, or associated with 3uTools or its developers. All trademarks belong to their respective owners. Download 3uTools Guide and master your device the smart way. Privacy policy : https://sites.google.com/view/threeutools-guide/home Terms of Use: https://sites.google.com/view/3utools-guide-terms-of-use/home

Screenshots

Test & Check for iPhone4 screens
3uTools Guide4 screens

Verdict

The call

The clearest difference is rating: 3uTools Guide at 5.0 against Test & Check for iPhone's 3.9. 3uTools Guide also leads on ads (none vs shown) and update cadence (every 3 days vs every 3 months). Test & Check for iPhone's advantage is ratings volume (36 vs 3) and iOS requirement (9.0 vs 17.6). On price, in-app purchases, monetization model 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. Test & Check for iPhone sells 1 one-off in-app purchase and 3uTools Guide sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

3uTools Guide holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: Test & Check for iPhone has 36 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 75% of Test & Check for iPhone's written reviews are positive against 100% of 3uTools Guide's.

UpkeepUpdate frequency

Test & Check for iPhone ships an update every 3 months, 3uTools Guide every 3 days. The most recent releases landed on September 30, 2026 and September 28, 2026 respectively.

Scorecard6 real differences · 4 level
Test & Check for iPhone versus 3uTools Guide: the parameters behind the verdict, then further details
ParameterTest & Check for iPhone3uTools Guide
PriceFreeFree
Rating3.9 (36 ratings)5.0 (3 ratings) — better
Positive reviews74.5% of reviews100.0% of reviews — better
Number of ratings36 — better3
Update frequencyEvery 3 monthsEvery 3 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS9.0 — better17.6
Further details — not scored
Size5 MB23 MB
Age rating4+4+
DeveloperPrasomsak KhunmuenMD UZZAL MIA

Customer experience

Test & Check for iPhone

All ratings36 ratings
Positive69.4%
Neutral5.6%
Negative25.0%
Written reviews51 reviews
Positive74.5%
Neutral5.9%
Negative19.6%

3uTools Guide

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Test & Check for iPhone

Reported bugs

3 issues
  • App caused Wifi issues on iPhone 4s
  • Pinch test didn't work on iPhone 6s
  • Pinch and shake tests did not work for some users

Requested features

9 requests
  • Add automated diagnostic tests
  • Include CPU and RAM testing
  • Add battery test
  • Add Touch ID test
  • Add 3D Touch test
Show 4 more
  • Add more detailed help files
  • Improve screen and button testing
  • Add a reset button for tests
  • More specific/thorough tests for certain areas

3uTools Guide

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

Test & Check for iPhone

One-time1
  • Remove Ads$0.99
3 purchases

3uTools Guide

Subscriptions2
  • Monthly Premium$2.991 Month
  • Yearly Premium$19.991 Year
One-time1
  • Lifetime Premium$39.99

Questions

Is Test & Check for iPhone free?
Test & Check for iPhone is free to download, with in-app purchases available.
Is 3uTools Guide free?
3uTools Guide is free to download, with in-app purchases available.
Which has better reviews, Test & Check for iPhone or 3uTools Guide?
3uTools Guide is rated higher. Test & Check for iPhone averages 3.9 out of 5 from 36 ratings, while 3uTools Guide averages 5.0 from 3 ratings.
Do Test & Check for iPhone or 3uTools Guide have ads?
Test & Check for iPhone shows ads; 3uTools Guide does not.
Which is updated more often, Test & Check for iPhone or 3uTools Guide?
Test & Check for iPhone ships an update every 3 months, and 3uTools Guide every 3 days. Most recently, Test & Check for iPhone was updated on September 30, 2026 and 3uTools Guide on September 28, 2026.

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