Comparison

TopGuru vs PowerProbe Link

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

Head to head
About

TopGuru

Transform your phone or tablet into a powerful vehicle diagnostic tool via Bluetooth. Access full system diagnosis, OBDII functions, bi-directional controls, and essential maintenance services for a wide range of car brands. Generate detailed diagnostic reports for efficient troubleshooting.

Highlights
  • Full System Diagnosis
  • Full OBD2 Functions
  • Bi-directional Control
  • 8 Special Maintenance Functions
  • AutoVIN Vehicle Identification
  • Diagnostic Report Generation
  • Wireless Bluetooth 5.0 Connection
Features
Read full description

Easily link the app with your Phone or Tablet using Bluetooth, transforming your devices into a smart and high-powered diagnostic tool! Packed with essential features like complete OBDII functionality, all system diagnosis, Bi-Directional controls, AutoVIN, automatic diagnostic reports, and more, this Bluetooth OBDII scan tool is a must-have for technicians. Its versatility shines through with eight maintenance service functions and coverage for over 60 vehicle brands, making the product a portable and adaptable auto scanner. Main Features: 1. Full System Diagnosis: Covers Engine, Transmission, Airbag, ABS, ESP, TPMS, Immobilizer, Gateway, Steering, Radio, Air Conditioning, and more. 2. Full OBD2 Functions: works as an OBD2 code reader and performs all 10 modes of OBD2 testing free for life. 3. Bi-directional Control: Easily locate issues with active tests. 4. 8 Special Functions: Perform Oil Reset, Throttle Adaptation, EPB Reset, BMS Reset, and more. 5. Repair Data Library: Includes DTC Repair Guide, Technical Service Bulletin, DLC Location, Warning Light Library. 6. AutoVIN: Enables automatic vehicle identification for quick diagnosis. 7. Wireless Connection: Utilizes Bluetooth 5.0 with a range of 33 feet/10m. 8. Graphs, Values, and Dashboard-like Data Display: Ensures easy interpretation of information. 9. Generate Diagnostic Reports: Obtain detailed reports for Systems, Fault Codes, or Data Streams. 10. Pro version features 13 reset functions and IMMO capability. Terms of Use (EULA): https://plat.topdon.com/topdon-plat/out-user/baseinfo/template/getHtmlContentById?softCode=TopScan_DisplaySW_iOS&language=7&type=25

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.

Screenshots

TopGuru4 screens
PowerProbe Link4 screens

Verdict

The call

The clearest difference is in-app purchases: PowerProbe Link at none against TopGuru's 30. PowerProbe Link also leads on iOS requirement (13.0 vs 15.0). TopGuru's advantage is update cadence (every 3 weeks vs every 13 months) and review sentiment (29% vs 0%). On price, rating, 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. TopGuru sells 21 in-app purchases, starting at $9.99 per month. PowerProbe Link asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 3.5 for TopGuru against 3.5 for PowerProbe Link. That said, the two scores are not equally well evidenced: TopGuru has 412 ratings behind it against 4, so its average is the more settled of the two. Written reviews are what separate them: 29% of TopGuru's written reviews are positive against 0% of PowerProbe Link's.

UpkeepUpdate frequency

TopGuru ships an update every 3 weeks, PowerProbe Link every 13 months. The most recent releases landed on October 20, 2026 and October 7, 2026 respectively.

Scorecard7 real differences · 4 level
TopGuru versus PowerProbe Link: the parameters behind the verdict, then further details
ParameterTopGuruPowerProbe Link
PriceFreeFree
Rating3.5 (412 ratings) — better3.5 (4 ratings)
Positive reviews29.3% of reviews — better0.0% of reviews
Number of ratings412 — better4
Update frequencyEvery 3 weeks — betterEvery 13 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
Best chart rank#171 — better—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.013.0 — better
Further details — not scored
Size2.2 GB4 MB
Age rating4+4+
DeveloperHK TOPDON TECHNOLOGY Co., LIMITEDMGL APPA CORPORATION

Customer experience

TopGuru

All ratings409 ratings
Positive60.1%
Neutral8.3%
Negative31.5%
Written reviews191 reviews
Positive29.3%
Neutral13.1%
Negative57.6%

PowerProbe Link

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

Bugs and requests

TopGuru

Reported bugs

3 issues
  • Incompatibility with certain vehicle models
  • Login and account issues
  • Unreliable Bluetooth connectivity

Requested features

3 requests
  • iPad optimization and full-screen support
  • Expanded vehicle coverage, especially for motorcycles
  • Ability to save and export diagnostic data

PowerProbe Link

Not enough reviews yet to summarise bugs or requests.

In-app purchases

21 purchases

TopGuru

Subscriptions5
  • Monthly Auto-renewal$9.991 Month
  • Monthly Auto-renewal$19.001 Month
  • Quarterly Auto-renewal$24.993 Months
Show 2 more
  • Annual Auto-renewal$49.991 Year
  • Annual Auto-renewal$99.001 Year
One-time16
  • Renault Gateway 1-Token$11.99
  • Diag Bundle Renewal3 variants$49.99
  • TopGuru Diagnostic Bundle$49.99
Show 13 more
  • TopGuru IMMO Bundle$49.99
  • Renewal Bundle4 variants$99.00
  • TopScan Pro Renewal Bundle3 variants$99.00
  • Harley Moto Software$99.99
  • Harley Moto Software Renewal$99.99
  • Moto Diag Bundle Renewal-Moto$99.99
  • Moto Diag Bundle$99.99
  • Moto Diag Bundle Renewal$99.99
  • 22 Special Functions Bundle2 variants$129.99
  • Renault Gateway 10 Tokens$129.99
  • Renault Gateway 5 Tokens$147.99
  • 17 Special Functions Bundle2 variants$179.00
  • FCA Gateway 1-year (EU only)$229.99
None

PowerProbe Link

No in-app purchases

Questions

Is TopGuru free?
TopGuru is free to download, with in-app purchases available.
Is PowerProbe Link free?
PowerProbe Link is free to download, with no in-app purchases.
Which has better reviews, TopGuru or PowerProbe Link?
TopGuru is rated higher. TopGuru averages 3.5 out of 5 from 412 ratings, while PowerProbe Link averages 3.5 from 4 ratings.
Do TopGuru or PowerProbe Link have ads?
Neither TopGuru nor PowerProbe Link shows ads.
Which is updated more often, TopGuru or PowerProbe Link?
TopGuru ships an update every 3 weeks, and PowerProbe Link every 13 months. Most recently, TopGuru was updated on October 20, 2026 and PowerProbe Link on October 7, 2026.

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