Comparison

Netdata Mobile vs Contara

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

Head to head
About

Netdata Mobile

Receive and manage real-time alerts and notifications for your infrastructure monitoring. Gain immediate insights into system performance and troubleshoot issues on the fly with comprehensive data visualization and anomaly detection.

Highlights
  • Real-time alerts and notifications
  • Infrastructure monitoring
  • On-the-fly troubleshooting
  • Anomaly detection
  • Comprehensive data visualization
  • Logs explorer
Read full description

Netdata Notifications App allows you to receive and manage Alerts and Notifications for monitoring your infrastructure. It provides a dynamic way of monitoring and troubleshooting on the fly. Netdata is an advanced monitoring solution tailored for monitoring your infrastructure (Servers, VMs, Cloud, Applications, IOT etc), delivering real-time insights with high-resolution data for efficient and comprehensive system analysis. - Effortless full-stack observability end-to-end monitoring, no manual setup. - Real-Time, Low-Latency Dashboards: Metrics are collected per second and displayed immediately, facilitating prompt analysis and decision-making. - Comprehensive Metrics Collection: Integrates with over 800 sources to collect a wide range of metrics, including operating system, container, and application metrics. - Unsupervised Anomaly Detection: Employs multiple machine-learning models for each metric, enabling the system to detect anomalies based on historical data patterns. This feature aids in early identification and resolution of potential issues. - Pre-configured Alerts: Comes with hundreds of ready-to-use alerts for common issues, ensuring you are promptly informed about critical system events. - Powerful Visualization: Offers clear and precise data visualization, allowing in-depth analysis without requiring complex query languages. - Low Maintenance and Easy Scalability: Designed for zero-touch machine learning, automated dashboards, and auto-discovery of metrics, Netdata is low maintenance and easily scales from a single server to thousands in multi-cloud environments. - Open and Extensible Platform: Our modular design makes it highly extensible, allowing for custom integrations and enhancements to suit specific monitoring needs. - Logs Explorer: Features a comprehensive logs explorer for viewing, filtering, and analyzing systemd journal logs, enhancing your ability to diagnose and resolve issues swiftly. Netdata is adept at navigating complex, dynamic environments, adeptly handling real-time analysis of vast data volumes. It's fully equipped to work with diverse range of services from AWS, GCP, Azure and other Cloud providers, providing a versatile and comprehensive monitoring solution for your AWS infrastructure.

About

Contara

Instantly convert business cards into contacts directly on your device. Scan any card, review the details, and save them to your address book without needing an account or internet connection. Preserve your privacy with on-device processing.

Highlights
  • On-device business card scanning
  • Automatic contact creation
  • Offline functionality
  • Review and edit before saving
  • Attach original card photo
  • No account or cloud required
Features
Read full description

Contara turns a business card into a saved contact in seconds — and it does the whole job on your iPhone. Point your camera at a card and Contara reads every field, builds a ready-to-save contact, and hands it to you to review before it lands in your address book. No account. No cloud. Nothing leaves your device. WHY CONTARA • Full-card capture — name, title, company, phone, email, address, and website, not just the obvious lines • On-device parsing — fast, works offline, and your data never touches a server • Review before you save — every scan opens as a pre-filled contact you can edit first • Quick Add — flip it on for one-tap saving when you're moving fast • Keep the card photo — optionally attach the original card image to the contact • No Contacts permission required to scan — you decide what gets saved PRIVATE BY DESIGN Contara reads and parses each card entirely on-device. The people who hand you their cards trust you with their details — Contara keeps that trust. ONE-TIME PURCHASE Your first 5 scans are free. Unlock unlimited scanning once for $15.95 — a one-time purchase, not a subscription. Buy it once, keep it forever. Built for people who collect cards and hate retyping them: founders, salespeople, recruiters, and anyone working a room. Scan, review, save. Done.

Screenshots

Netdata Mobile4 screens
Contara4 screens

Verdict

The call

The clearest difference is rating: Contara at 5.0 against Netdata Mobile's 1.2. Contara also leads on update cadence (every 3 weeks vs every 6 weeks). Netdata Mobile's advantage is in-app purchases (none vs 1) and ratings volume (19 vs 1). On price, ads, device support and iOS requirement 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. Contara sells 1 one-off in-app purchase. Netdata Mobile asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Contara holds the better App Store score, 5.0 against 1.2. That said, the two scores are not equally well evidenced: Netdata Mobile has 19 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Netdata Mobile ships an update every 6 weeks, Contara every 3 weeks. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

Scorecard5 real differences · 5 level
Netdata Mobile versus Contara: the parameters behind the verdict, then further details
ParameterNetdata MobileContara
PriceFreeFree
Rating1.2 (19 ratings)5.0 (1 ratings) — better
Positive reviews8.7% of reviews—
Number of ratings19 — better1
Update frequencyEvery 6 weeksEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPod — betteriPhone
Requires iOS16.0 — better17.0
Further details — not scored
Size37 MB1 MB
Age rating4+4+
DeveloperNetdata, IncBaldGuy LLC

In-app purchases

None

Netdata Mobile

No in-app purchases

1 purchases

Contara

One-time1
  • Contara Unlimited$15.95

Questions

Is Netdata Mobile free?
Netdata Mobile is free to download, with no in-app purchases.
Is Contara free?
Contara is free to download, with in-app purchases available.
Which has better reviews, Netdata Mobile or Contara?
Contara is rated higher. Netdata Mobile averages 1.2 out of 5 from 19 ratings, while Contara averages 5.0 from 1 ratings.
Do Netdata Mobile or Contara have ads?
Neither Netdata Mobile nor Contara shows ads.
Which is updated more often, Netdata Mobile or Contara?
Netdata Mobile ships an update every 6 weeks, and Contara every 3 weeks. Most recently, Netdata Mobile was updated on October 23, 2026 and Contara on October 25, 2026.

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