Comparison

SDPROG vs Xtool FleX

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

Xtool FleX

This diagnostic system connects to your iPhone or iPad to provide comprehensive vehicle coverage and full system diagnosis. It offers various special functions and features a small, portable design with a Bluetooth wireless connection.

Highlights
  • Comprehensive vehicle coverage
  • Full system diagnosis
  • Special functions
  • Portable design
  • Bluetooth wireless connection
Features
Read full description

FleX is a smart diagnostic system on demand working with iPhone or iPad. It combines the XTOOL Company’s vast vehicle coverage, strong diagnostic functions and many special functions. It has following features: 1. Comprehensive vehicle coverage, covers most American, Asian, European and Australian cars. 2. Full system diagnosis, with many special functions available based on users' needs. 3. Small and easily portable. 4. Bluetooth wireless connection.

Screenshots

SDPROG4 screens
Xtool FleX1 screens

Verdict

The call

The clearest difference is update cadence: SDPROG at every 9 days against Xtool FleX's every 5 weeks. Xtool FleX's advantage is iOS requirement (8.0 vs 14.0). On price, rating, ratings volume and ads 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

On the App Store both sit at effectively the same score — 5.0 for SDPROG against 5.0 for Xtool FleX. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

UpkeepUpdate frequency

SDPROG ships an update every 9 days, Xtool FleX every 5 weeks. The most recent releases landed on October 2, 2026 and September 25, 2026 respectively.

Scorecard2 real differences · 8 level
SDPROG versus Xtool FleX: the parameters behind the verdict, then further details
ParameterSDPROGXtool FleX
PriceFreeFree
Rating5.0 (2 ratings)5.0 (1 ratings)
Positive reviews25.0% of reviews—
Number of ratings2 — better1
Update frequencyEvery 9 days — betterEvery 5 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.08.0 — better
Further details — not scored
Size85 MB500 MB
Age rating4+4+
DeveloperNexDiag Sp z o. o.翔宇 金

Customer experience

SDPROG

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

Xtool FleX

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

SDPROG

No in-app purchases

None

Xtool FleX

No in-app purchases

Questions

Is SDPROG free?
SDPROG is free to download, with no in-app purchases.
Is Xtool FleX free?
Xtool FleX is free to download, with no in-app purchases.
Which has better reviews, SDPROG or Xtool FleX?
SDPROG and Xtool FleX are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.
Do SDPROG or Xtool FleX have ads?
Neither SDPROG nor Xtool FleX shows ads.
Which is updated more often, SDPROG or Xtool FleX?
SDPROG ships an update every 9 days, and Xtool FleX every 5 weeks. Most recently, SDPROG was updated on October 2, 2026 and Xtool FleX on September 25, 2026.

Other comparisons