Mech Manager vs DiagNova
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Mech Manager
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MechManager β The Ultimate Garage & Workshop Management App MechManager is a powerful, easy-to-use solution designed to streamline workshop and garage operations. Whether you run a small repair shop or a large service center, MechManager helps you manage job cards, customer history, inventory, and invoicing effortlessly. Key Features: Job Card Management β Create detailed job cards with vehicle photos and service notes to track repairs accurately. Customer History Tracking β Maintain a complete record of past repairs, estimates, and invoices to provide better service. Estimate Creation β Quickly generate professional repair estimates, helping you win more customers. Spare Parts Inventory Management β Keep track of stock levels, manage suppliers, and avoid delays in repairs. Invoice Generation β Create and send invoices instantly, reducing paperwork and improving cash flow. Multi-User Access β Assign roles to your team members for better collaboration. Cloud-Based & Secure β Access your data anytime, anywhere with cloud storage and backups. Why Choose MechManager? Easy to Use β Simple interface designed for mechanics and workshop owners. Saves Time & Increases Efficiency β Automates manual tasks, so you can focus on your business. Improves Customer Satisfaction β Organized records, accurate estimates, and seamless communication lead to better service. Take control of your garage operations with MechManager. Download now and experience hassle-free workshop management!
DiagNova
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DiagNova turns any ELM327-compatible OBD2 adapter into a guided diagnostic assistant. Most scanners stop at "here are your codes." DiagNova tells you the likely cause, whether the car is safe to drive, and walks you through the fix β using your car's own live data. WHY DIAGNOVA IS DIFFERENT β’ Guided live diagnosis β A decision-tree engine reads your live sensor data (RPM, fuel trims, MAF, O2, coolant) and ranks the most likely causes with confidence scores. No more swapping parts on a guess. β’ Safe-to-Drive verdict β A clear, conservative call β stop now, drive with caution, or you're OK β based on misfire severity, temperature, battery and code criticality. β’ Pre-MIL prediction β Reads Mode 06 on-board monitor trends to warn you before the check-engine light actually comes on. β’ Second-Opinion certificate β Export a shareable PDF that proves the diagnosis with the live data behind it. Bring it to the mechanic so you don't get upsold. β’ Multi-code root-cause correlation β When several codes fire together, DiagNova spots the single underlying fault that explains them. β’ Plain-language symptom search β Describe the problem in your own words and jump straight to the right playbook. EVERYTHING FROM ONE CHEAP ADAPTER β’ Stored, pending and permanent DTCs (Mode 03 / 07 / 0A). β’ Mode 06 on-board monitor test results and Mode 09 vehicle info (CALID / CVN / IUMPR). β’ Freeze-frame analysis β ranks causes from the snapshot saved when the fault triggered, no driving needed. β’ Per-cylinder misfire localization. β’ 97 DTC playbooks and 22 repair playbooks β and it learns: your repair outcomes refine the next diagnosis. EVERYDAY DASHBOARD β’ Live vitals strip β coolant, battery, fuel level, intake air, in real time. β’ Last-scan summary and session compare (DTC diff + PID trend charts). β’ Threshold alerts (coolant, fuel trim, battery) and readiness monitors for inspection. β’ VIN decoder, trip fuel-cost tracker, maintenance log with service reminders. β’ Adapter health check β detects common ELM327 clones and connection quality. β’ PDF / CSV export. FREE, PRIVATE, LOCAL-FIRST β’ 100% free β no subscription, no ads. β’ No accounts, no cloud, no tracking, no analytics. β’ All data stays on your device in a local SQLite database. Anything shared is strictly opt-in. WORKS WITH β’ Any ELM327-compatible adapter β BLE (Bluetooth Low Energy) and WiFi. DISCLAIMER DiagNova is a diagnostic aid, not a replacement for professional service. Always follow your vehicle manufacturer's repair procedures and observe safety warnings.
Screenshots
Verdict
The clearest difference is iOS requirement: DiagNova at 13.0 against Mech Manager's 15.0. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Mech Manager | DiagNova |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months | β |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 13.0 β better |
| Further details β not scored | ||
| Size | 34 MB | 29 MB |
| Age rating | 17+ | 4+ |
| Developer | Milind Prabhat | KING DROID SRL |
In-app purchases
Mech Manager
No in-app purchases
DiagNova
No in-app purchases





