Comparison

StoneKey vs Grunn Robotics

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

Head to head
About

StoneKey

Personalize your typing experience with a custom keyboard featuring original 3D designs, vibrant color themes, and animation effects. Enjoy enhanced convenience with specialized layouts, easy cursor control, and support for multiple languages.

Highlights
  • Original 3D design
  • Beautiful color themes
  • Variety of animation effects
  • Multiple input languages
  • Easy cursor control
  • Specific layouts for text fields
Features
Read full description

MAIN FEATURES - Original 3D design - A collection of beautiful color themes - Variety of animation effects - Multiple input languages (full list below) - Easy cursor control - Click sounds - Standard keyboard features (Alternative symbols, Autocapitalization, Caps Lock, Fast "." shortcut) - Specific layouts for different types of text fields (email, web search, etc.) to make your typing more convenient - Extra settings for precise control over the keyboard's behavior - Can be used within any app PRIVACY NOTE Unlike some of the third-party keyboards, StoneKey does *NOT* require enabling Full Access. You will need to do that only in case you opt to enable click sounds. SUPPORTED LANGUAGES - English - French - Français - German - Deutsche - Italian - Italiano - Portuguese - Português - Russian - Русский - Spanish - Español - Ukrainian - Українська - Arabic - العربية - Korean - 한국어 HELP AND SUPPORT http://tapreactor.com/stonekey/help/ http://tapreactor.com/stonekey/contact/ Our website: http://tapreactor.com/stonekey/ Facebook page: https://facebook.com/stonekeyapp Twitter page: https://twitter.com/stonekeyapp

About

Grunn Robotics

Control your robot vacuum with your phone. Schedule cleanings, set preferences, and view real-time cleaning maps. Manage your device settings and receive support.

Highlights
  • Remote vacuum control
  • Cleaning scheduling
  • Real-time mapping
  • Cleaning preferences
  • Device management
  • Time calibration
Features
Read full description

The Grunn Robotics Robot Vacuum APP is a mobile application that connects to Grunn Robotics robot vacuum products. Users can replace the traditional remote control with our APP. Our app can control the robot to clean, charge, change its movement directions, cleaning preferences, daily scheduling etc. Users can also view the realtime mapping information of the cleaning area and cleaning time. It can support personalized settings of device name, time calibration, deleting of equipment etc. If you have any questions or suggestions on the app, please contact our hotline 68489290.

Screenshots

StoneKey4 screens
Grunn Robotics4 screens

Verdict

The call

The clearest difference is price: Grunn Robotics at Free against StoneKey's $1.99. Grunn Robotics also leads on review sentiment (50% vs 6%) and in-app purchases (none vs 4). StoneKey's advantage is update cadence (every 3 weeks vs every 8 months). On ads, device support and iOS requirement 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

Grunn Robotics is free to download; StoneKey costs $1.99 up front. StoneKey sells 4 one-off in-app purchases. Grunn Robotics asks for nothing beyond the download.

UpkeepUpdate frequency

StoneKey ships an update every 3 weeks, Grunn Robotics every 8 months. The most recent releases landed on October 9, 2026 and October 6, 2026 respectively.

Scorecard5 real differences · 5 level
StoneKey versus Grunn Robotics: the parameters behind the verdict, then further details
ParameterStoneKeyGrunn Robotics
Price$1.99Free — better
Rating3.6 (5 ratings) — better—
Positive reviews6.3% of reviews50.0% of reviews — better
Number of ratings5 — better—
Update frequencyEvery 3 weeks — betterEvery 8 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationPaidFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.011.0 — better
Further details — not scored
Size4 MB100 MB
Age rating4+4+
DeveloperP S深圳豪成智能科技有限公司

Customer experience

StoneKey

All ratings5 ratings
Positive40.0%
Neutral40.0%
Negative20.0%
Written reviews16 reviews
Positive6.3%
Neutral12.5%
Negative81.3%

Grunn Robotics

Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

4 purchases

StoneKey

One-time4
  • Golden Violet Color Theme$0.99
  • Light Violet Color Theme$0.99
  • Lavender Pink Color Theme$0.99
Show 1 more
  • Ocean Green Color Theme$0.99
None

Grunn Robotics

No in-app purchases

Questions

Is StoneKey free?
StoneKey costs $1.99, and also offers in-app purchases.
Is Grunn Robotics free?
Grunn Robotics is free to download, with no in-app purchases.
Do StoneKey or Grunn Robotics have ads?
Neither StoneKey nor Grunn Robotics shows ads.
Which is updated more often, StoneKey or Grunn Robotics?
StoneKey ships an update every 3 weeks, and Grunn Robotics every 8 months. Most recently, StoneKey was updated on October 9, 2026 and Grunn Robotics on October 6, 2026.

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