Comparison

SDPROG vs NexzDAS

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

Head to head
About

SDPROG

This advanced diagnostic tool allows for comprehensive vehicle system analysis, including emission filters and real-time parameter monitoring. It supports cars, motorcycles, ATVs, hybrids, and electric vehicles, offering detailed insights into engine and onboard modules.

Highlights
  • Comprehensive OBD2 and service diagnostics
  • Advanced emission filter analysis (DPF, FAP, GPF, PEF)
  • Real-time vehicle parameter monitoring
  • DTC reading and clearing
  • Support for cars, motorcycles, ATVs, hybrids, and EVs
Features
Read full description

SDPROG is an advanced diagnostic tool that enables the diagnosis of cars, motorcycles, ATV (Quads), hybrid, and electric vehicles. The application supports both OBD2/OBDII and service modes, providing comprehensive control over vehicle systems, including advanced monitoring features for emission systems such as DPF, FAP, GPF, and PEF. Support for Emission Filters: DPF, FAP, GPF, PEF The application offers complete diagnostics and monitoring of various types of particulate filters, including: - DPF (Diesel Particulate Filter) – for diesel-powered vehicles. - FAP (Filtre à Particules) – advanced particulate filters for diesels. - GPF (Gasoline Particulate Filter) – particulate filters for gasoline engines. - PEF (Particle Emission Filter) – filters used in modern emission control systems. Features related to emission filters: - Monitoring emission filter parameters: - Soot and ash levels in filters. - Temperatures before and after the filter. - Differential pressure (DPF/PEF Pressure). - Number of completed and failed regenerations. - Time and mileage since the last regeneration. - Support for regeneration processes: - Detailed data on regeneration efficiency. - Information about PEF status in electric and hybrid vehicles. - Emission system diagnostics through DTC (Diagnostic Trouble Codes) reading: - Analysis of errors related to filter regeneration and operation. - Capability to clear error codes. Motorcycle Support in OBDII and Service Modes: The SDPROG application also supports motorcycles, enabling diagnostics in both OBDII and service modes: - Reading and clearing DTCs: - Diagnosing engines, emission systems, ABS, and other modules. - Real-time parameter monitoring, such as: - Coolant temperature, - Throttle position, - Vehicle speed, - Fuel pressure and battery status. ATV (Quads) Support in OBDII and Service Modes: The SDPROG application also supports motorcycles, enabling diagnostics in both OBDII and service modes: - Reading and clearing DTCs: - Diagnosing engines, emission systems, ABS, and other modules. - Real-time parameter monitoring, such as: - Coolant temperature, - Throttle position, - Vehicle speed, - Fuel pressure and battery status. - Advanced service control for emission systems and energy management.dvanced service control for emission systems and energy management. Key Features of SDPROG: 1. Comprehensive diagnostics for OBD2 and service systems: - Supports cars, motorcycles, hybrids, and electric vehicles. - Reads parameters of engines, emission systems, and onboard modules. 2. Advanced analysis of emission systems: - Full control over DPF, FAP, GPF, and PEF. - Real-time diagnostics and error analysis. 3. Vehicle operation monitoring: - Temperatures, pressures, battery voltage, and other key parameters. Why Choose SDPROG: - Supports all vehicle types and emission systems, including PEF in electric vehicles. - Utilizes OBDII standards, ensuring versatile diagnostics. - Intuitive interface ensures ease of use. Check details of compatible car and motorcycle models here: https://help.sdprog.com/en/compatibilities-2/ The SDPROG license can be purchased from authorized sellers: https://sdprog.com/shop/

About

NexzDAS

This app provides comprehensive vehicle diagnostics, including full-system scanning and specialized functions like service resets and brake adjustments. It offers detailed diagnostic reports and an extensive online database for trouble code inquiries, all accessible via a portable Bluetooth device.

Highlights
  • Full-system vehicle diagnosis
  • OBD2 code reading and clearing
  • Specialized reset and calibration functions
  • Online trouble code inquiry
  • Bluetooth 4.2 connectivity
  • Professional diagnostic reports
Features
Read full description

### Highlights & Advantages - Cost-effective and portable configuration combining VCI and App - Bluetooth 4.2 connection with dual-mode compatibility - Wide coverage of vehicle brands across Asia, Europe, Americas, with free download available - Full-system diagnosis for quick scanning of all vehicle electronic control systems - Professional diagnostic reports providing detailed interpretations of trouble codes - Customizable special functions, such as service reset, tire pressure monitoring, electronic parking brake, etc. - Robust database supporting online trouble code inquiry - Intelligent operation: one-click feedback/upgrade/screenshot within the App ### Function Display 1. **Full-system Diagnosis** Vehicle selection → Model selection → Year selection → Automatic scan → Full-system scan → Diagnostic report 2. **OBD2 Diagnosis** Code reading, code clearing, live data, freeze frame, smoke test, oxygen sensor test, mode 6, MIL status, vehicle information, battery test 3. **Special Functions** Service reset, tire pressure reset, electronic parking brake adjustment, battery reset, injector coding, ABS bleeding, steering angle calibration, throttle body adaptation, DPF regeneration 4. **Auxiliary Functions** - One-click trouble code inquiry: Search code definitions and descriptions online via the robust database - One-click data management: Check stored information (including images and videos) anytime, anywhere - One-click vehicle inquiry: Look up vehicle information online by manually entering VIN or scanning directly - One-click feedback: Contact us promptly to report issues via the top-right button - One-click update: Quick in-App updates without the need for a computer

Screenshots

SDPROG4 screens
NexzDAS3 screens

Verdict

The call

The clearest difference is rating: SDPROG at 5.0 against NexzDAS's 2.1. SDPROG also leads on review sentiment (25% vs 11%). NexzDAS's advantage is ratings volume (13 vs 3). On price, update cadence, ads and in-app purchases 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

SDPROG holds the better App Store score, 5.0 against 2.1. Both are backed by a comparable volume of ratings — 3 and 13 respectively. Written reviews point the same way: 25% of SDPROG's written reviews are positive against 11% of NexzDAS's.

UpkeepUpdate frequency

SDPROG ships an update every 9 days, NexzDAS every 10 days. Both last shipped on October 24, 2026.

Scorecard3 real differences · 7 level
SDPROG versus NexzDAS: the parameters behind the verdict, then further details
ParameterSDPROGNexzDAS
PriceFreeFree
Rating5.0 (3 ratings) — better2.1 (13 ratings)
Positive reviews25.0% of reviews — better11.1% of reviews
Number of ratings313 — better
Update frequencyEvery 9 days — betterEvery 10 days
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.013.0 — better
Further details — not scored
Size85 MB797 MB
Age rating4+4+
DeveloperNexDiag Sp z o. o.美泉 黄

Customer experience

SDPROG

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive25.0%
Neutral0.0%
Negative75.0%

NexzDAS

All ratings13 ratings
Positive23.1%
Neutral7.7%
Negative69.2%
Written reviews9 reviews
Positive11.1%
Neutral11.1%
Negative77.8%

In-app purchases

None

SDPROG

No in-app purchases

None

NexzDAS

No in-app purchases

Questions

Is SDPROG free?
SDPROG is free to download, with no in-app purchases.
Is NexzDAS free?
NexzDAS is free to download, with no in-app purchases.
Which has better reviews, SDPROG or NexzDAS?
SDPROG is rated higher. SDPROG averages 5.0 out of 5 from 3 ratings, while NexzDAS averages 2.1 from 13 ratings.
Do SDPROG or NexzDAS have ads?
Neither SDPROG nor NexzDAS shows ads.
Which is updated more often, SDPROG or NexzDAS?
SDPROG ships an update every 9 days, and NexzDAS every 10 days. Most recently, SDPROG was updated on October 24, 2026 and NexzDAS on October 24, 2026.

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