Software Alternatives & Startups

Truecaller VS CloudLinux

Compare Truecaller VS CloudLinux and see what are their differences

Truecaller

Find a person by a name or phone number worldwide for free using Truecaller.

Rating
0 reviews
CloudLinux

Making Linux secure, stable, and profitable for thousands of hosting providers and data centers worldwide.

Rating
0 reviews
Pricing
Open source
This page does not exist

Which is more popular?

Based on our record, Truecaller seems to be more popular. It has been mentioned 2 times since March 2021.

social mentions
2 vs 0
Caller ID popularity
100% vs 0%

Base details

Website, pricing, platforms and company facts side by side.

Truecaller
CloudLinux
Website truecaller.com cloudlinux.com
Pricing —
Open source
Company Startup from Sweden · 50 - 99 employees · 2009 —
Listed in

Features and specs

What each product offers, as listed by its team.

Truecaller 5 features
CloudLinux 5 features
  • Caller Identification
    Truecaller identifies unknown numbers and displays the caller's information based on a large database, helping users avoid spam or unwanted calls.
  • Spam Detection
    The app blocks spam calls and messages, reducing the inconvenience of dealing with telemarketers and scammers.
  • Call and SMS Filtering
    Truecaller offers filtering options for both calls and SMS, allowing users to manage and prioritize their communications effectively.
  • User-Generated Database
    The database is updated by user contributions, which means it continuously improves and includes a wide variety of numbers from around the world.
  • Additional Features
    Truecaller includes additional features such as call recording, flash messaging, and contact backup, adding extra value to the user experience.

Possible disadvantages

  • Privacy Concerns
    The app requires access to the user's contacts, which raises privacy issues as this data is uploaded to Truecaller's database.
  • Data Usage
    Constantly updating the database and identifying calls can consume a significant amount of mobile data.
  • Battery Drain
    Running in the background to monitor and block calls can lead to additional battery consumption.
  • False Positives
    Occasionally, legitimate calls may be mistakenly identified as spam, which can lead to missed important calls.
  • In-App Advertisements
    The free version of the app includes advertisements, which can be intrusive and detract from the user experience.
  • Enhanced Server Stability
    CloudLinux uses its lightweight virtualization technology (LVE) to isolate each tenant on a shared hosting server, preventing any single user from consuming excessive resources and crashing the server for everyone else. This ensures consistent uptime and performance.
  • Improved Security with HardenedPHP and KernelCare
    CloudLinux offers HardenedPHP, which patches old and unsupported PHP versions against known vulnerabilities, and KernelCare, which provides live kernel patching without requiring server reboots. These features significantly enhance server security posture.
  • Resource Limit Management
    Administrators can set granular resource limits (CPU, memory, I/O, number of processes, etc.) per user account using LVE Manager. This makes it easy to manage shared hosting environments and ensure fair resource distribution among tenants.
  • CageFS File System Virtualization
    CageFS creates a virtualized file system for each user, preventing them from seeing other users on the server, viewing sensitive configuration files, or exploiting server vulnerabilities. This adds an important layer of isolation and security.
  • Wide Compatibility with Hosting Panels
    CloudLinux integrates seamlessly with popular hosting control panels such as cPanel, Plesk, and DirectAdmin, making it straightforward for hosting providers to adopt without overhauling their existing infrastructure or workflows.

Possible disadvantages

  • Additional Licensing Cost
    CloudLinux requires a paid monthly or annual license on top of the base server cost. For smaller hosting providers or individual server owners, this additional expense can add up and may not always be justifiable compared to free alternatives.
  • Limited to CentOS/RHEL-Based Systems
    CloudLinux is built on top of RHEL/CentOS and does not support other Linux distributions like Ubuntu or Debian. This limits its adoption for hosting providers who prefer or already run non-RHEL-based environments.
  • Learning Curve for Configuration
    While CloudLinux provides powerful resource management tools, properly configuring LVE limits, CageFS, PHP Selector, and other features requires a solid understanding of the platform. Misconfiguration can lead to users being unnecessarily restricted or resources being poorly allocated.
  • Potential Performance Overhead
    The additional layers of virtualization, resource monitoring, and file system isolation introduced by CloudLinux can impose a slight performance overhead on the server compared to running a bare, unmodified Linux distribution without these controls.
  • Dependency on CloudLinux Ecosystem
    Adopting CloudLinux means relying on their ecosystem for kernel updates, PHP patches, and security fixes. If the company experiences delays in releasing patches or changes its pricing/licensing model, hosting providers may find themselves locked into a dependency that is difficult to migrate away from.

Analysis

An editorial look at what each product does well and who it suits.

Truecaller
CloudLinux

Overall verdict

  • Truecaller is generally considered a good service for users seeking to avoid spam calls and improve their call management. However, some privacy concerns have been raised, as the app requires access to contacts and other personal information to function effectively.

Why this product is good

  • Truecaller is widely regarded as a useful tool for managing incoming calls and identifying unknown numbers. It helps in filtering spam calls and messages, provides information about unknown phone numbers, and offers features such as call recording and contact management. Its large user base contributes to a comprehensive database, enhancing its effectiveness in identifying potential spam and fraudulent calls.

Recommended for

    Truecaller is recommended for individuals who receive a high volume of spam or unknown calls, professionals who need efficient call management, and those who prioritize the identification of incoming call sources. Users who are comfortable sharing their contact information with the app to leverage its full functionality may find it particularly beneficial.

Overall verdict

  • CloudLinux is a well-regarded, mature Linux OS distribution and toolset specifically designed for shared hosting and multi-tenant server environments, offering strong isolation, resource management, and security features that make it a solid choice for hosting providers.

Why this product is good

  • Provides LVE (Lightweight Virtual Environment) technology for per-tenant resource isolation, preventing 'bad neighbor' effects on shared servers
  • Enhances server stability and security by isolating users so that one account's issues (crashes, resource spikes) don't affect others
  • Offers extended lifecycle support (longer than standard CentOS/RHEL support windows), which is valuable for legacy systems
  • Includes tools like CloudLinux OS Shield, Imunify360 integration, and hardened kernel options for improved security
  • Compatible with popular control panels like cPanel and Plesk, making it easy to integrate into existing hosting stacks
  • Backed by an established company with a long track record in the hosting industry and responsive support
  • Offers granular control over CPU, memory, I/O, and other resources per user account
  • Provides PHP Selector and multiple PHP version support, useful for hosting providers serving diverse client needs

Recommended for

  • Web hosting companies running shared or reseller hosting environments
  • Hosting providers needing to isolate customer accounts on the same physical server
  • Businesses requiring extended OS support lifecycles beyond standard RHEL/CentOS EOL dates
  • Enterprises using cPanel or Plesk that want tighter security and resource control
  • Hosting companies looking to reduce support tickets caused by noisy-neighbor resource contention
  • IT teams managing multi-tenant infrastructure who need governance and monitoring tools built into the OS layer

Videos

Walkthroughs and reviews on video.

Truecaller 3 videos + Add
CloudLinux 3 videos + Add

Truecaller | App Review

More videos

  • - Is TrueCaller Worth it? | iOS Android | IRS Spammer | App Review
  • - How TrueCaller Works? Crowd Sourcing?

When To Use Cloudlinux On Your Virtual Private Server (VPS)

More videos

  • - CloudLinux OS+ in a minute: Explore Features
  • - How CloudLinux Plans to Keep CentOS 6 Alive

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
Truecaller
CloudLinux
100% 100%
0% 0%
0% 0%
100% 100%
100% 100%
0% 0%
0% 0%
100% 100%

User comments

Share your experience with using Truecaller and CloudLinux. For example, how are they different and which one is better?

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Reviews and articles

External articles and on-site reviews we used to compare the two products.

Truecaller no reviews yet
CloudLinux no reviews yet

We have no reviews of CloudLinux yet. Be the first one to post

Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

Truecaller 2 mentions
CloudLinux 0 mentions
  • Is there a service I can buy or something to do about solicitor calls
    Unfortunately, looks like every truecaller bot's been suspended. But you can always just use truecaller.com, their actual site. it's a bit tedious, but works just fine and a loot less annoying than spam calls. Source: over 3 years ago
  • This is a new one for me. I just received 3 spam calls one after the other.
    It would be awesome if you guys could install and the report these numbers on ScamShield [https://scamshield.org.sg]. Sadly iOS only for now. Alternatively I also use TrueCaller on Android [https://truecaller.com]. Normally I pick up the... Source: over 4 years ago

Tracking CloudLinux since Mar 2021.

Alternatives to Truecaller and CloudLinux

When comparing Truecaller and CloudLinux, you can also consider the following products.