Comparison

PowerProbe Link vs GRBX

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

Head to head
About

PowerProbe Link

This utility app connects to specific PowerProbe devices, enabling wireless data logging and remote monitoring. Users can download log data and export it to CSV files for analysis and reporting.

Highlights
  • Wireless data logging
  • Remote measurement monitoring
  • Log data download
  • CSV data export
  • Supports PowerProbe IT500
  • Supports DRAW MONITOR
Features
Read full description

PowerProbe Link App provides PowerProbe products with the wireless features. For PowerProbe IT500, PowerProbe Link provides log data download feature from PowerProbe IT500, and can export the data to CSV file for further analysis and report. For DRAW MONITOR, PowerProbe Link provides remote measurement monitering and recording.

About

GRBX

This tool helps you proactively manage vehicle ownership by tracking maintenance history and providing predictive insights. It evolves with your car, offering advanced analytics and an AI assistant to optimize your vehicle's lifespan and your decision-making.

Highlights
  • Predictive maintenance insights
  • Vehicle maintenance history tracking
  • Advanced analytics
  • Document organization
  • AI assistant for idea generation
  • Proactive vehicle care strategy
Features
Read full description

GRBX helps drivers and families keep vehicle maintenance, service history, recalls, reminders, documents, and vehicle questions organized in one place. Track what has been done, see what needs attention, and keep a useful record for every vehicle you own. GRBX is built for the information that usually gets scattered across receipts, mechanic invoices, notes, recall notices, and memory. What You Can do With GRBX • Track maintenance by vehicle • Keep service history, mileage, costs, and notes organized • See upcoming and overdue maintenance • Review recall information for your vehicles • Store receipts and vehicle documents • Ask the GRBX Assistant about maintenance, warning lights, unusual noises, repair decisions, and other vehicle questions • Manage multiple vehicles from one garage • Prepare for a mechanic visit with your records and vehicle context in one place Built Around Your Vehicle GRBX uses the vehicle and maintenance information you save to make its guidance more relevant to the car you are asking about. Your records stay organized by vehicle, so you can look back at previous work and make better-informed maintenance decisions. For Everyday Ownership Whether you manage one car or several vehicles for your household, GRBX gives you a clearer view of what has happened, what may be due next, and what deserves attention. GRBX is designed to support vehicle ownership and maintenance decisions. It does not replace professional diagnosis or repair. Safety-critical vehicle issues should be inspected by a qualified technician. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.grbxapp.com/legal

Screenshots

PowerProbe Link4 screens
GRBX4 screens

Verdict

The call

The clearest difference is review sentiment: GRBX at 100% against PowerProbe Link's 0%. GRBX also leads on rating (4.8 vs 3.5) and update cadence (every 5 days vs every 13 months). PowerProbe Link's advantage is in-app purchases (none vs 4) and iOS requirement (13.0 vs 15.0). On price, ratings volume, 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. GRBX sells 4 in-app purchases, starting at $4.99 per month. PowerProbe Link asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

GRBX holds the better App Store score, 4.8 against 3.5. Both are backed by a comparable volume of ratings — 4 and 6 respectively. Written reviews point the same way: 0% of PowerProbe Link's written reviews are positive against 100% of GRBX's.

UpkeepUpdate frequency

PowerProbe Link ships an update every 13 months, GRBX every 5 days. The most recent releases landed on October 7, 2026 and October 19, 2026 respectively.

Scorecard6 real differences · 4 level
PowerProbe Link versus GRBX: the parameters behind the verdict, then further details
ParameterPowerProbe LinkGRBX
PriceFreeFree
Rating3.5 (4 ratings)4.8 (6 ratings) — better
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings46 — better
Update frequencyEvery 13 monthsEvery 5 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterAd-supported
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size4 MB6 MB
Age rating4+4+
DeveloperMGL APPA CORPORATIONGearbox Technologies LLC

Customer experience

PowerProbe Link

All ratings4 ratings
Positive50.0%
Neutral25.0%
Negative25.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

GRBX

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

PowerProbe Link

No in-app purchases

4 purchases

GRBX

Subscriptions4
  • GRBX Pro$4.991 Month
  • GRBX Family$9.991 Month
  • GRBX Pro Annual$49.991 Year
Show 1 more
  • GRBX Family Annual$99.991 Year

Questions

Is PowerProbe Link free?
PowerProbe Link is free to download, with no in-app purchases.
Is GRBX free?
GRBX is free to download, with in-app purchases available.
Which has better reviews, PowerProbe Link or GRBX?
GRBX is rated higher. PowerProbe Link averages 3.5 out of 5 from 4 ratings, while GRBX averages 4.8 from 6 ratings.
Do PowerProbe Link or GRBX have ads?
Neither PowerProbe Link nor GRBX shows ads.
Which is updated more often, PowerProbe Link or GRBX?
PowerProbe Link ships an update every 13 months, and GRBX every 5 days. Most recently, PowerProbe Link was updated on October 7, 2026 and GRBX on October 19, 2026.

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