Comparison

LapLogger vs Hongtool

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

Head to head
About

LapLogger

Read and reset diagnostic trouble codes (DTC) to clear your check engine light. Monitor real-time engine data with charts and gauges, and export logs for analysis. Supports English and metric units.

Highlights
  • Read/Reset DTCs
  • Clear Check Engine Light
  • Readiness flags for emission tests
  • Real-time charts and gauges
  • Export logs to CSV/TXT
  • OBD command expert access
Features
Read full description

Read/Reset the Diagnostic Trouble Codes(DTC) and the clear Check Engine Light, Readiness flags are also available for your emission test. Sampling/logging with real-time charts and gauges. English and Metric units. OBD command expert to access directly the ECUs. Export and Email logs to CSV/TXT It works with WiFi ELM32x-based interfaces When requested Continued use of GPS running in the background can dramatically decrease battery life.

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

LapLogger1 screens
Hongtool4 screens

Verdict

The call

The clearest difference is update cadence: LapLogger at every 3 months against Hongtool's every 11 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

LapLogger ships an update every 3 months, Hongtool every 11 months. The most recent releases landed on September 12, 2026 and September 14, 2026 respectively.

Scorecard1 real difference · 9 level
LapLogger versus Hongtool: the parameters behind the verdict, then further details
ParameterLapLoggerHongtool
PriceFreeFree
Rating3.5 (2 ratings) — better—
Positive reviews33.3% of reviews—
Number of ratings2 — better—
Update frequencyEvery 3 months — betterEvery 11 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS99.0
Further details — not scored
Size16 MB154 MB
Age rating17+4+
DeveloperBSC INc.海淑 金

In-app purchases

None

LapLogger

No in-app purchases

None

Hongtool

No in-app purchases

Questions

Is LapLogger free?
LapLogger is free to download, with no in-app purchases.
Is Hongtool free?
Hongtool is free to download, with no in-app purchases.
Do LapLogger or Hongtool have ads?
Neither LapLogger nor Hongtool shows ads.
Which is updated more often, LapLogger or Hongtool?
LapLogger ships an update every 3 months, and Hongtool every 11 months. Most recently, LapLogger was updated on September 12, 2026 and Hongtool on September 14, 2026.

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