Comparison

BAS2 RRC vs Hongtool

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

Head to head

About

BAS2 RRC

Control an engine diagnostic tool for CAN-based cars. Read and clear fault codes, view live engine data graphically or numerically, and perform ECU service tests. Access ECU information and more through your iPhone or iPad.

Highlights

Fault code reading and clearing
Engine live data (numerical/graphical)
ECU service tests
ECU information
Bluetooth Smart control

Features

Read full description

This IOS Application is to control the BAS2 RRC tool as an engine diagnostic interface for late model 11 and 29 bits CAN based cars. The diagnostic interface boasts many features including fault code reading and clearing, engine live data screens in numerical or ghrapical views, ECU service tests, provides ECU info and more... The BAS2 RRC app allows the use of a Bluetooth Smart enabled tool named BAS2 RRC through an iPhone or iPad.

About

Hongtool

Features

Read full description

Hongtool is a useful car inspection tool. Including detection functions for fault codes, frozen frames, data streams, oxygen sensors, batteries, etc. Fortunately, fun modules such as dashboard, performance testing, and trip analysis make your car worry free and full of fun.

Screenshots

BAS2 RRC1 screens

Hongtool4 screens

Verdict

The call

The clearest difference is update cadence: Hongtool at every 11 months against BAS2 RRC's every 47 months. On price, 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

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

BAS2 RRC ships an update every 47 months, Hongtool every 11 months. The most recent releases landed on October 7, 2026 and October 18, 2026 respectively.

Scorecard1 real difference · 7 level

BAS2 RRC versus Hongtool: the parameters behind the verdict, then further details
Parameter	BAS2 RRC	Hongtool
Price	Free	Free
Positive reviews	100.0% of reviews	—
Update frequency	Every 47 months	Every 11 months — better
Ads	No	No
In-app purchases	No	No
Monetization	Free	—
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	9.0	9.0
Further details — not scored
Size	25 MB	154 MB
Age rating	4+	4+
Developer	Bell Auto Services Ltd	海淑金

In-app purchases

None

BAS2 RRC

No in-app purchases

None

Hongtool

No in-app purchases

Questions

Is BAS2 RRC free?

BAS2 RRC is free to download, with no in-app purchases.

Is Hongtool free?

Hongtool is free to download, with no in-app purchases.

Do BAS2 RRC or Hongtool have ads?

Neither BAS2 RRC nor Hongtool shows ads.

Which is updated more often, BAS2 RRC or Hongtool?

BAS2 RRC ships an update every 47 months, and Hongtool every 11 months. Most recently, BAS2 RRC was updated on October 7, 2026 and Hongtool on October 18, 2026.