Comparison

NexzScan vs PaperBridge

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

Head to head
About

NexzScan

This tool helps diagnose car engine issues by connecting to your vehicle's OBD port. It provides detailed reports on error codes, their causes, and live data, making car repair more efficient and accessible. The app offers a user-friendly interface and comprehensive vehicle support.

Highlights
  • Read and clear engine codes
  • Detailed diagnosis reports
  • Customized live data display
  • Powerful DTC definition database
  • One-key app updates
  • Bluetooth 4.2 connection
Features
Read full description

NexzScan OBD2 Scanner is a high cost-effective, portable and professional tool which supports almost all gasoline cars after 2000 till now, making car repair easier. It is designed with VCI+ FREE App with powerful database and detailed diagnosis report, offering you not only the code definition, but a list of possible causes, greatly increases the repair efficiency. It is easy to operate, just plug the sensor to the OBD port and pair it with your phone through Bluetooth 4.2. From then on, do no need to worry about the Check Engine Light on anymore. Highlight: - High Cost-effective Device: Compared with the handheld tools and other scanners, NexzScan is designed with the character of higher cost-effective, more customized and user-friendly, saving you both time and money. - Enhanced OBD Diagnosis: Fully covers OBD diagnosis Modes, not only includes read & clear codes, freeze frame, but O2 sensor, Smog Check, Battery Test, MIL Status, etc. all available. - Detailed Diagnosis Report: For each DTC, the code definition as well as possible causes are listed clearly by simple and easy-to-understand explanation instead of confusing terms. - Powerful Database: Exclusively provides nearly 40K kinds DTC definition & vehicle information query, leading the industry. - Customized Live Data: Diversified live data display method: digital, dashboard and graph display. Meanwhile, you can merge multi-parameters in one graph and see how they affect each other. - Data Mange: Provides the platform to review the stored data in time, both images and videos. - One-Key Update in App: No PC, no USB, no SD card are needed. Click the upgrade information and update it into the latest version within the App in time. Features: -Bluetooth 4.2 fast and stable connection. -Support all standard OBD2 protocols: SAE_J1850(PWM,VPW), ISO_9141-2, ISO_14230-4(KWP, KWP-FAST), ISO_15765-4(CAN, CAN-B,CAN-C,CAN-D), SAE_J1939(CAN), USER1,USER2. -Wide vehicle coverage: Works on any gasoline car (Japan, Canada, US, EU, etc.)with standard OBD2 DLC,including 57 brands. -Codes reading: retrieves confirmed codes, pending codes and current codes. -Supports multi ECU code reading: from 7E8 to 7EF(including Engine, Transmission and other control modules). -Enhanced DTC analysis: code definition, code description, code symptoms, code causes listed clearly . -Clear and visualized UI: provides you with easy-to-operate guide, no confusing terms. Function: -Read and Clear Codes: Read and clear engine codes. -Freeze Frame: A snapshot of the vehicle when the code is stored. -Live Data: DIY diversified PID display methods and multi-parameters comparison. -O2 Sensor: Check the vehicle O2 sensor values. -Smog Check: Check if the vehicle is ready for a smog or emissions test. -MIL Status: Diagnose the car when the Malfunction Indicator Lamp is on. -Mode 6: Advanced test results (like misfire counts) for on-board diagnostic system monitors. -Battery Test: Show battery voltage and comment battery status.

About

PaperBridge

Features
Read full description

PaperBridge is a privacy-first document scanner. Scanning, recognition, organizing, and export all happen on your device — nothing is ever uploaded to a server. SCAN & ORGANIZE • Auto edge detection and perspective correction; photo imports are auto-cropped too • ID card mode (front & back on one A4), book mode with page splitting, PDF import • 7 filters: brighten, sharpen, grayscale, black & white, ink-saving, and more • Folders, tags, business card holder, full-text search, and Spotlight integration RECOGNITION & AI • Multilingual OCR with searchable PDF export (embedded text layer) • Translate documents into 17 languages, fully on-device • Apple Intelligence (supported devices): smart naming, summaries, receipt/invoice field extraction • Business card to contact, table to CSV, barcode/QR recognition EXPORT & PROTECT • PDF/JPG/PNG/long image export with watermark, page numbers, and PDF password • N-up printing (1/2/4 pages per sheet) via AirPrint • E-signature, annotation, and mosaic redaction • Face ID app lock, folder lock, 30-day trash • iCloud sync, Home/Lock Screen quick-scan widget, Siri Shortcuts ONE-TIME PURCHASE, NOT A SUBSCRIPTION Core scanning is free with no page limits. A single Pro purchase unlocks every advanced feature forever — no ads, no tracking, no subscription. Your documents belong to you. Only you.

Screenshots

NexzScan3 screens
PaperBridge4 screens

Verdict

The call

The clearest difference is in-app purchases: NexzScan at none against PaperBridge's 1. NexzScan also leads on iOS requirement (15.6 vs 26.0). PaperBridge's advantage is update cadence (weekly vs every 3 weeks). On price, ads 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. PaperBridge sells 1 one-off in-app purchase. NexzScan asks for nothing beyond the download.

UpkeepUpdate frequency

NexzScan ships an update every 3 weeks, PaperBridge weekly. The most recent releases landed on October 6, 2026 and October 14, 2026 respectively.

Scorecard3 real differences · 7 level
NexzScan versus PaperBridge: the parameters behind the verdict, then further details
ParameterNexzScanPaperBridge
PriceFreeFree
Rating2.1 (27 ratings) — better—
Positive reviews7.1% of reviews—
Number of ratings27 — better—
Update frequencyEvery 3 weeksWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better26.0
Further details — not scored
Size141 MB7 MB
Age rating4+4+
Developer美泉 黄LiChuan Lin

In-app purchases

None

NexzScan

No in-app purchases

1 purchases

PaperBridge

One-time1
  • Pro$5.99

Questions

Is NexzScan free?
NexzScan is free to download, with no in-app purchases.
Is PaperBridge free?
PaperBridge is free to download, with in-app purchases available.
Do NexzScan or PaperBridge have ads?
Neither NexzScan nor PaperBridge shows ads.
Which is updated more often, NexzScan or PaperBridge?
NexzScan ships an update every 3 weeks, and PaperBridge weekly. Most recently, NexzScan was updated on October 6, 2026 and PaperBridge on October 14, 2026.

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