Comparison

Okai Global vs WaterWorkZ

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

Head to head
About

Okai Global

Manage your smart vehicle with this app. Features include remote control for searching, locking, and unlocking your vehicle, along with checking its information. It offers a smart riding experience and can record tracks using background location.

Highlights
  • Intelligent vehicle control
  • One-key search
  • Lock and unlock vehicle
  • Check vehicle information
  • Track recording function
Features
Read full description

OKAI is a free vehicle control management software of Okey Group. Combined with Okey's smart hardware to bring you a full range of smart experience, we will create a colorful riding life for you: Intelligent vehicle control: one-key search, lock and unlock, and check vehicle information, etc. More fun, more exciting waiting for you to discover. We need to get your background location to start the track recording function, which will affect your battery life and consume more power.

About

WaterWorkZ

Read full description

WaterWorkZ is an independent waterworks reference tool designed for field and office professionals in the water and wastewater industry. Stop searching through catalogs and submittals on the job. WaterWorkZ puts critical reference data at your fingertips — fast, accurate, and 100% offline. FLANGED FITTINGS - Elbows — 90° Short Radius, 90° Long Radius, 45°, 22-1/2°, 11-1/4°, Reducing 90° - Tees & Crosses - Reducers - Wye Laterals - True Wyes - Base Fittings - Flare Pieces - Blind Flanges - Flanges — 125/150# and 250/300# DUCTILE IRON PIPE - Joint Types - Thickness Class - Pressure Class - Outside Diameter / Inside Diameter - Gaskets & Glands TAP SIZES - Fitting Taps - Pipe Taps HARDWARE - Flange Bolts & Nuts — 125/150# and 250/300# - T-Head Bolts & Nuts GASKETS - Flange Gaskets — materials, pressure ratings, assembly notes - Mechanical Joint Gaskets — materials, applications, assembly notes LINING - Cement Lining — ANSI/AWWA C104 - Ceramic Epoxy Lining - Glass Lining COATING - Bitumastic/Tar Coating - Zinc Coating - ISO 8179 - Primer Coating KEY FEATURES - Works 100% offline — no internet connection required - Fast navigation designed for field use - Pinch-to-zoom fitting diagrams - Data cross-referenced from multiple industry sources - iPad and iPhone compatible WaterWorkZ is an independent reference tool and is not affiliated with, endorsed by, or sponsored by any manufacturer or standards organization. Always verify dimensions and specifications with the applicable manufacturer or governing standard before use in any project or purchasing decision. © 2026 WaterWorkZ Apps LLC

Screenshots

Okai Global4 screens
WaterWorkZ4 screens

Verdict

The call

The clearest difference is price: Okai Global at Free against WaterWorkZ's $3.99. Okai Global also leads on iOS requirement (13.0 vs 26.2). On ads, in-app purchases 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

Okai Global is free to download; WaterWorkZ costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scorecard2 real differences · 8 level
Okai Global versus WaterWorkZ: the parameters behind the verdict, then further details
ParameterOkai GlobalWaterWorkZ
PriceFree — better$3.99
Rating2.5 (143 ratings) — better—
Positive reviews9.6% of reviews—
Number of ratings143 — better—
Update frequencyEvery 5 weeks—
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad
Requires iOS13.0 — better26.2
Further details — not scored
Size174 MB19 MB
Age rating4+4+
DeveloperZhejiang Okai Vehicles Co.,Ltd.WaterWorkZ Apps LLC

Bugs and requests

Okai Global

Reported bugs

17 issues
  • App won't connect to newly purchased scooters
  • Vehicle already bound error preventing access
  • App logs out unexpectedly and won't log back in
  • Bluetooth connection drops frequently
  • App crashes when running diagnostics
Show 12 more
  • Safety light color and style changes don't apply
  • Update notification persists after updating
  • App stuck on scanning vehicle screen
  • Settings revert to default after turning scooter off
  • Speed mode changes randomly during rides
  • Push-to-start safety setting disables unexpectedly
  • Battery display shows incorrect percentage
  • Distance traveled not recording properly
  • App won't download or install on iPhone
  • App requires charging to unlock speed restrictions
  • Scooter won't respond to app commands after update
  • Sign-up/account creation not available in app

Requested features

14 requests
  • Cruise control functionality
  • Real-time GPS location tracking for scooter
  • Offline app functionality without internet requirement
  • More dashboard customization options
  • Larger, more readable power level indicators
Show 9 more
  • Ability to change light effects while riding
  • Sport mode restoration
  • Ride history and map tracking
  • System diagnostics tool
  • NFC unlock/lock capability
  • Neutral light settings without breathing/meteor effects
  • Exact battery percentage display on dashboard
  • Multiple connection methods beyond Bluetooth
  • Password reset functionality in customer support

WaterWorkZ

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Okai Global

No in-app purchases

None

WaterWorkZ

No in-app purchases

Questions

Is Okai Global free?
Okai Global is free to download, with no in-app purchases.
Is WaterWorkZ free?
WaterWorkZ costs $3.99, with no in-app purchases.
Do Okai Global or WaterWorkZ have ads?
Neither Okai Global nor WaterWorkZ shows ads.

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