Comparison

OBDify Car Diagnostic vs Decode

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

Head to head
About

OBDify Car Diagnostic

Features
Read full description

OBDify is a professional diagnostic and programming application for FCA / Mopar vehicles — Jeep, Dodge, RAM and Chrysler. Connect a compatible Bluetooth OBD-II adapter (e.g. ELM327, vLinker MS or OBDLink MX+) for dealer-level access to module information, fault codes, live data, actuator tests and 175+ guided procedures. The app communicates directly with supported control modules and offers clear, structured tools for reading faults, monitoring live data, testing components, editing configurations and following guided service procedures. With its intuitive interface, OBDify is suitable for both drivers and workshops who need fast, reliable access to FCA diagnostics — no laptop, no dealer visit. ---------- PLANS FREE - Read configuration parameters - Read error codes (DTCs) - Shareable diagnostic reports PREMIUM — subscription, unlimited vehicles - Everything in Free - Read & clear error codes - Live data monitoring - Actuator tests - Works on every car you plug into VEHICLE UNLOCK — one-time purchase, one vehicle, no subscription - Everything in Premium, for one vehicle - Edit configuration parameters - Guided service procedures - Configuration backup & restore Choose Premium for core diagnostics across unlimited cars, or unlock the complete app for a single vehicle with a one-time payment — no subscription required. ---------- SUPPORTED VEHICLES OBDify works with OBD-II compatible vehicles, with extended functionality for: Jeep, Dodge, RAM, Chrysler, Alfa Romeo, Fiat, Lancia, Maserati and other FCA-based platforms. For support: contact@obdify.net ---------- SUBSCRIPTION INFORMATION - OBDify Premium is an auto-renewable subscription, available in Monthly and Annual plans - A free trial is available with each plan - The exact price and trial length are shown in the app, in your local currency, before you confirm - Subscription automatically renews unless cancelled at least 24 hours before the end of the current period - Manage or cancel anytime in your device Account Settings - Vehicle Unlock is a one-time purchase, not a subscription Privacy Policy: https://obdify.net/privacy/ Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Vehicle Use Terms: https://obdify.net/terms/

About

Decode

Features
Read full description

have you ever had a friend tell you "i'm fine" but you just know there not fine? well then this app is for you, this is the app that tells you what a person ACTUALLY means when they say something.

Screenshots

OBDify Car Diagnostic4 screens
Decode4 screens

Verdict

The call

The clearest difference is in-app purchases: Decode at none against OBDify Car Diagnostic's 6. Decode also leads on ads (none vs shown) and update cadence (every 2 days vs fortnightly). OBDify Car Diagnostic's advantage is iOS requirement (15.0 vs 26.2). On price 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. OBDify Car Diagnostic sells 6 in-app purchases, starting at $4.99 per month. Decode asks for nothing beyond the download.

UpkeepUpdate frequency

OBDify Car Diagnostic ships an update fortnightly, Decode every 2 days. The most recent releases landed on October 6, 2026 and October 4, 2026 respectively.

Scorecard4 real differences · 2 level
OBDify Car Diagnostic versus Decode: the parameters behind the verdict, then further details
ParameterOBDify Car DiagnosticDecode
PriceFreeFree
Update frequencyFortnightlyEvery 2 days — better
AdsYesNo — better
In-app purchasesYesNo — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better26.2
Further details — not scored
Size64 MB1 MB
Age rating4+4+
DeveloperOBDifyTENILLE MOSS

In-app purchases

6 purchases

OBDify Car Diagnostic

Subscriptions2
  • OBDify Premium (Monthly)7 Days trial$4.991 Month
  • OBDify Premium (Annual)14 Days trial$47.991 Year
One-time4
  • Unlock 1 VIN$19.99
  • Unlock 3 VINs$49.99
  • Unlock 10 VINs$119.99
Show 1 more
  • Unlock 25 VINs$199.99
None

Decode

No in-app purchases

Questions

Is OBDify Car Diagnostic free?
OBDify Car Diagnostic is free to download, with in-app purchases available.
Is Decode free?
Decode is free to download, with no in-app purchases.
Do OBDify Car Diagnostic or Decode have ads?
OBDify Car Diagnostic shows ads; Decode does not.
Which is updated more often, OBDify Car Diagnostic or Decode?
OBDify Car Diagnostic ships an update fortnightly, and Decode every 2 days. Most recently, OBDify Car Diagnostic was updated on October 6, 2026 and Decode on October 4, 2026.

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