Comparison

G vs Nothing X

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

Head to head
About

G

This app connects your CASIO watch to your iPhone via Bluetooth for enhanced functionality. It allows for simplified watch operations and access to various Mobile Link features. Note: This app's functionality is transferring to the CASIO WATCHES app.

Highlights
  • Bluetooth watch connectivity
  • Mobile Link functions
  • Simplified watch operations
  • User data transfer to CASIO WATCHES
  • Accurate time synchronization
Features
Read full description

Important - Please Read Request to Transfer to the CASIO WATCHES App (Support Termination Notification) The functionality of this app will be transferred to the new watch app, CASIO WATCHES. By updating to version 3.0, users of this app will be able to transfer their user data to CASIO WATCHES via this app. While we understand this may be inconvenient for some users, we ask that you transfer your data across, and continue using CASIO WATCHES in place of this app. Please see the support page for more details. https://world.casio.com/support/wat/info/20230322/en/ ●Description This is the basic application for connecting and communicating with a Bluetooth(R) v4.0 enabled CASIO watch. Pairing your watch with an iPhone enables use of a variety of different Mobile Link functions that greatly enhance the iPhone experience. The G-SHOCK Connected app also simplifies certain watch operations by letting you perform them on your phone screen. Visit the website below for details. http://world.g-shock.com/ Please refer to the FAQ link below to resolve problems such as being unable to connect or operate the watch. https://support.casio.com/en/support/faqlist.php?cid=009001019 We recommend using G-SHOCK Connected on the following operating systems. Operation is not guaranteed for any operating system not listed below. Even if an operating system has been confirmed as compatible, software updates or display specifications may prevent proper display and/or operation. ⋅iOS 14 or later. Applicable Watches: GPW-2000, GST-B100, GBA-800, GPR-B1000, GMW-B5000, MTG-B1000, GR-B100, GBD-800, GW-B5600, GWR-B1000, GST-B200, GG-B100, GMA-B800, GMD-B800, GWF-A1000, GST-B300, GR-B200, MTG-B2000, GST-B400 *Some watches unavailable in your region may be displayed in the application. This application uses location information to obtain accurate time. For "Location Service" in iPhone privacy settings, please "Always". If it is not "Always", the application will not work properly. Continued use of GPS running in the background can dramatically decrease battery life.

About

Nothing X

Manage your smart devices with this comprehensive platform. Connect, customize, and monitor your smartwatches and earbuds. Track your health and fitness data in real-time for a healthier lifestyle.

Highlights
  • Quick pairing with smartwatches and earbuds
  • Seamless device connection and management
  • Personalized function customization
  • Real-time health monitoring (sleep, heart rate, blood oxygen)
  • Fitness tracking (routes, steps, heart rate)
  • Syncs data to Apple Health
Features
Read full description

Nothing X - Your All-in-One Smart Device Manager Nothing X is a professional smart device control and management platform. It supports quick pairing with its smart watches and earbuds, enabling seamless device connection and efficient management. Device Management - Connect and manage Nothing X smart watches and earbuds, easily controlling all device functions. Personalized Customization - Support for customizing functions on watches and earbuds based on personal usage habits, creating a unique user experience. Health Monitoring - Real-time detection of health data such as sleep quality, heart rate, and blood oxygen. Multi-dimensional tracking of health status provides reference for a healthier lifestyle. Fitness Tracking - Real-time recording of daily activities and fitness data, including running routes, heart rate, and step frequency—all fitness metrics are clearly visible. 【Tips】 - This app supports syncing data to Apple Health, where you can view your health data. - GPS is used for recording running routes and updating watch weather; GPS remains active when the app runs in the background during workouts. - Device functions depend on hardware; detected data is for reference only and not intended for medical diagnosis. 【Contact Us】 If you encounter any issues or have suggestions while using the product, you can submit them by going to "My - Help & Feedback" in Nothing X, or by visiting the link: https://nothing.tech/pages/contact-support.

Screenshots

G2 screens
Nothing X4 screens

Verdict

The call

G and Nothing X both sit at 4.8 stars, but that hides the real split: 72% of Nothing X's written reviews are positive against 41% of G's. G's advantage is ratings volume (13K vs 3.4K) and iOS requirement (11.0 vs 13.0). On price, rating, update cadence 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for G against 4.7 for Nothing X. Both are backed by a comparable volume of ratings — 13K and 3.4K respectively. Written reviews are what separate them: 41% of G's written reviews are positive against 72% of Nothing X's.

UpkeepUpdate frequency

G ships an update every 3 weeks, Nothing X fortnightly. Both last shipped on October 27, 2026.

Scorecard3 real differences · 7 level
G versus Nothing X: the parameters behind the verdict, then further details
ParameterGNothing X
PriceFreeFree
Rating4.8 (13K ratings) — better4.7 (3.4K ratings)
Positive reviews41.1% of reviews72.0% of reviews — better
Number of ratings13K — better3.4K
Update frequencyEvery 3 weeksFortnightly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPod
Requires iOS11.0 — better13.0
Further details — not scored
Size313 MB359 MB
Age rating4+4+
DeveloperCASIO COMPUTER CO., LTD.Nothing Technology Limited

Customer experience

G

All ratings13,196 ratings
Positive94.2%
Neutral2.7%
Negative3.1%
Written reviews1,127 reviews
Positive41.1%
Neutral12.5%
Negative46.4%

Nothing X

All ratings3,392 ratings
Positive92.2%
Neutral2.2%
Negative5.6%
Written reviews2,289 reviews
Positive72.0%
Neutral7.5%
Negative20.5%

User reviews

G

From 13K App Store ratings

What we love

  • 👍 Easy to use app
  • 🚀 Convenient Bluetooth connectivity
  • 💪 Durable and reliable watch
  • 📊 Useful fitness tracking features
  • ⏰ Accurate time keeping

Room to improve

  • 🐛 Connectivity issues
  • 🔋 Battery drain problems
  • 📅 Inaccurate activity date tracking
  • 🗺️ Poor mapping and navigation features
  • 🤔 Confusing or limited functionality

Nothing X

From 3.4K App Store ratings

What we love

  • 🚀 Excellent sound quality
  • 👍 Great value for the price
  • 🔒 Robust noise cancellation
  • 💡 Customizable EQ and settings
  • 👍 Comfortable and secure fit

Room to improve

  • 🐛 Connectivity issues and random disconnects
  • 🔋 Battery life could be better
  • 🐛 Inconsistent touch controls
  • 🐛 Bugs with firmware updates
  • 🐛 Unreliable noise cancellation and transparency mode

Bugs and requests

G

Reported bugs

4 issues
  • App crashes or freezes
  • Syncing issues between watch and app
  • Incorrect step count or activity data
  • Inability to delete or manage data

Requested features

5 requests
  • Integration with Apple Health or other fitness apps
  • More detailed activity data and analytics
  • Improved map and navigation capabilities
  • Better battery life indicators
  • More customization options

Nothing X

Reported bugs

4 issues
  • Right earbud randomly stops working
  • App fails to connect to earbuds
  • EQ settings reset unexpectedly
  • Noise cancellation turns on/off randomly

Requested features

5 requests
  • More granular EQ controls
  • Ability to disable all touch controls
  • Home screen widget for battery levels
  • Integration with voice assistants
  • Improved wind noise reduction

In-app purchases

None

G

No in-app purchases

None

Nothing X

No in-app purchases

Questions

Is G free?
G is free to download, with no in-app purchases.
Is Nothing X free?
Nothing X is free to download, with no in-app purchases.
Which has better reviews, G or Nothing X?
G is rated higher. G averages 4.8 out of 5 from 13K ratings, while Nothing X averages 4.7 from 3.4K ratings.
Do G or Nothing X have ads?
Neither G nor Nothing X shows ads.
Which is updated more often, G or Nothing X?
G ships an update every 3 weeks, and Nothing X fortnightly. Most recently, G was updated on October 27, 2026 and Nothing X on October 27, 2026.

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