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12 PBX Plus by 500apps Alternatives for Windows, Ranked (2026)

Explore 12 alternatives to PBX Plus by 500apps — vetted by our editors with real user reviews, pricing, and feature comparisons.

The 12 best PBX Plus by 500apps alternatives, summed up

Quick answer

If you're after a PBX Plus by 500apps alternative, start with CloudTalk, VoIPstudio and Vonage Business. CloudTalk leads on SpotScore (9.6), backed by a 4.39★ rating. See how all 12 compare on score, rating, and price below.

If PBX Plus by 500apps isn't pulling its weight, this list points you to better options. These 12 voip providers alternatives are ranked by SpotScore (verified satisfaction and market presence), ratings, and pricing model, with editorial review on every entry. Compare them in the table, then read the detail for each pick below.

ProductSpotScoreRatingPricingBest for
CloudTalkEfficiently elevate call center performance.9.6★★★★ 4.39(1369)Freefrom $25 /User/Monthteams of all sizes
VoIPstudioCloud phone system for business teams.★★★★★ 4.74(1182)Freefrom $4.99 /User/Monthteams of all sizes
Vonage BusinessEmpowering business success, one call at a time.★★★☆☆ 3.4(1278)FreeFree Trial · Subscription · Quotation Basedsmall & mid-size businesses
Vodia PBXTransform your business communication with advanced VoIP features.★★★★ 4.3(2)FreeFree Trial · One-time licenseteams of all sizes
LetsdialConnecting the world, one call at a time.Not yet ratedSubscriptionteams of all sizes
DialaxyConnect globally, communicate effortlessly.Not yet ratedSubscription · Quotation Basedteams of all sizes
CalilioTransform your business communication, embrace the future.★★★★★ 5(51)Quotation Based · Subscriptionteams of all sizes
VoIP.msRevolutionize communication with affordable excellence.Not yet ratedFreeFreemium · Subscriptionteams of all sizes
Softphone.ProRevolutionize your call center operations with ease.Not yet ratedSubscriptionteams of all sizes
SmartfloTransforming communication for modern businesses.Not yet ratedQuotation Basedteams of all sizes
BanterElevate your communication and boost your productivity.Not yet ratedFreeFree Trial · Quotation Based · Subscriptionteams of all sizes
TextGridUpgrade your messaging experience with ease.Not yet ratedSubscriptionteams of all sizes

9.6

SpotScore

CloudTalk - Call Center Software

CloudTalk

Efficiently elevate call center performance.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

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What is CloudTalk?

CloudTalk, the call center software from InterVISTAS, helps contact centers work smarter and increase their bottom line. This cloud-Based contact center software is compatible with all telephony servers in the market today and provides intuitive solutions that help contact centers to answer ...

Read more about CloudTalk
Free Trial·

CloudTalk offers custom pricing plan

VoIPstudio - VoIP Providers

VoIPstudio

Cloud phone system for business teams.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

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What is VoIPstudio?

VoIPstudio is a cloud-based business phone system — a hosted PBX delivered as a subscription, from Level 7 Systems. It provides business phone numbers in a wide range of countries, inbound and outbound calling, an IVR and auto-attendant, call queues and routing, call recording, ...

Read more about VoIPstudio
Free TrialTry Free →

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Vonage Business - VoIP Providers

Vonage Business

Empowering business success, one call at a time.

Best for: SMB teams · Mid-market

Start Free Trial

Add to compare

What is Vonage Business?

Vonage Business is a cloud-based VoIP and unified communications platform for small to mid-size businesses that need phone, voicemail, and call management integrated across mobile and desktop devices. It replaces traditional PBX hardware with a hosted system employees can use from any location. ...

Read more about Vonage Business
Free Trial·

Vonage Business offers custom pricing plan

Vodia PBX - VoIP Providers

Vodia PBX

Transform your business communication with advanced VoIP features.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

Add to compare

What is Vodia PBX?

Vodia PBX is an advanced and complete VoIP Solution designed for Businesses. PBX stands for Private Branch Exchange. It is a telephone system that allows offices to replace their traditional phone lines with VoIP (voice over internet protocol) lines in order to save money on every aspect of ...

Read more about Vodia PBX
Free Trial
Letsdial logo

Letsdial

Connecting the world, one call at a time.

Best for: SMB teams · Mid-market · Enterprise

See Plans & Pricing

Add to compare

What is Letsdial?

Let'sDial, an extraordinary mobile application that revolutionizes international calling. With its remarkable features, Let'sDial enables VoIP calls from blocked countries, seamless SMS receiving and sending, and offers virtual phone numbers from over 100 diverse nations. Experience unbeatable ...

Read more about Letsdial

Starts from $1.50/month when yearly

Dialaxy logo

Dialaxy

Connect globally, communicate effortlessly.

Best for: SMB teams · Mid-market · Enterprise

See Plans & Pricing

Add to compare

What is Dialaxy?

Dialaxy is a cloud-based telephony and VoIP solution that helps businesses connect with customers worldwide. Accessible from mobile, tablet, or desktop, it brings all your communication tools together in one simple platform. Dialaxy enables startups and growing companies to purchase local ...

Read more about Dialaxy

Starts from $10/month when Billed Monthly

Calilio

Calilio

Transform your business communication, embrace the future.

Best for: SMB teams · Mid-market · Enterprise

See Plans & Pricing

Add to compare

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What is Calilio?

Calilio provides a cloud-based business phone system for modern sales teams, support teams, remote teams, distributed teams, and call centers. The platform helps businesses manage calling, messaging, virtual phone numbers, call routing, recordings, live monitoring, analytics, and AI-powered ...

Read more about Calilio

Starts from $12/user/year when Billed Yearly

VoIP.ms

VoIP.ms

Revolutionize communication with affordable excellence.

Best for: SMB teams · Mid-market · Enterprise

Try for Free

Add to compare

What is VoIP.ms?

Discover the cutting-edge VoIP.ms, the leading choice for top-tier VoIP services. Embrace the Best VoIP Service Provider and revolutionize the way you communicate. Say farewell to exorbitant monthly bills with our innovative Pay-as-You-Go pricing model, allowing you to allocate your funds ...

Read more about VoIP.ms
Softphone.Pro

Softphone.Pro

Revolutionize your call center operations with ease.

Best for: SMB teams · Mid-market · Enterprise

Get Pricing Details

Add to compare

What is Softphone.Pro?

Softphone.Pro is a VoIP softphone for call centers, letting agents handle calls and navigate screens in two clicks. Operations managers get 15 real-time reports and charts, call logs with recordings, and remote monitoring tools including live screen captures and webcam views of active agent ...

Read more about Softphone.Pro
Smartflo

Smartflo

Transforming communication for modern businesses.

Best for: SMB teams · Mid-market · Enterprise

Get Pricing Details

Add to compare

What is Smartflo?

Smartflo is a cloud communication suite from TTBS that consolidates voice calls, video conferences, instant messaging, and file sharing in a single platform. It carries a 99.5% uptime guarantee and targets businesses that need reliable multi-channel communication without managing multiple ...

Read more about Smartflo

Smartflo offers custom pricing plan

Banter

Banter

Elevate your communication and boost your productivity.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

Add to compare

What is Banter?

Unlock the potential of Banter to optimize daily operations and enhance productivity. In a world where seamless communication is paramount, Banter offers the key to revolutionizing businesses and delivering exceptional customer service. With the competitive landscape constantly evolving, ...

Read more about Banter
Free Trial·

Starts from $9.99/month when Billed Yearly

TextGrid

TextGrid

Upgrade your messaging experience with ease.

Best for: SMB teams · Mid-market · Enterprise

Get Pricing Details

Add to compare

What is TextGrid?

TextGrid is an SMS and voice messaging platform compatible with Twilio's API, allowing developers to migrate by changing only the base URL from api.twilio.com to api.textgrid.com with no other code modifications. It targets developers seeking a drop-in Twilio alternative with dedicated ...

Read more about TextGrid

Why each earned a place here

CloudTalk9.6Best for teams of all sizes

Easy to use interface with direct integration for productivity tools like CRM systems.

Watch for: Challenges reported in contacting sales and support teams, leading to frustrations among users trying to get assistance.

VoIPstudioBest for teams of all sizes

Comprehensive VoIP provider directory

Watch for: Not a direct VoIP provider

Vonage BusinessBest for small & mid-size businesses

Comprehensive feature set

Watch for: Higher pricing for advanced features

Vodia PBXBest for teams of all sizes

Comprehensive VoIP features

Watch for: Complex setup process

LetsdialBest for teams of all sizes
DialaxyBest for teams of all sizes
CalilioBest for teams of all sizes

Affordable, scalable pricing with a free local number and complimentary credit.

Watch for: Limited third-party/CRM integrations and few non-VoIP numbers in some regions.

VoIP.msBest for teams of all sizes

Offers a wide range of features at a low cost, including virtual FAX, SMS tools, and IVR.

Watch for: Limited international call quality and SMS functionality, occasional issues with SMS delivery.

Softphone.ProBest for teams of all sizes
SmartfloBest for teams of all sizes
BanterBest for teams of all sizes
TextGridBest for teams of all sizes

Why teams look for a PBX Plus by 500apps alternative

Teams looking past PBX Plus by 500apps often cite reasons like these:

  • May require technical expertise
  • Dependent on internet connectivity
  • Ongoing subscription costs

What to focus on in a PBX Plus by 500apps alternative

The quick comparison across all 12 alternatives: 6 offer a free tier; paid plans run $4.99–$25, with VoIPstudio the cheapest entry point; and Calilio is the highest rated at 5 across 51 reviews.

The logic behind the ranking.

Frequently Asked Questions (FAQs)

Stuck on something? We're here to help with all the questions and answers in one place.

The top-rated alternatives to PBX Plus by 500apps are Calilio (5.0★), VoIPstudio (4.7★), CloudTalk (4.4★). Compare all 12 alternatives side-by-side above.

When evaluating alternatives to PBX Plus by 500apps, prioritize: IVR Support, Routing, Call Recording, transparent pricing, free trial availability, and integrations with your existing tools. Use the filters above to compare by feature, budget, and team size.

PBX Plus by 500apps starts from $9.99 /Month. Many alternatives offer similar functionality at different price points — some with free tiers, others with more flexible per-seat pricing. Use the filters above to narrow by budget.

Migration difficulty depends on how deeply PBX Plus by 500apps is integrated into your workflows. Most alternatives offer data export/import tools and dedicated onboarding support. We recommend shortlisting 2–3 options, running a free trial, and checking each vendor's migration guides before committing.

Deciding on the right PBX Plus by 500apps alternative

  • On a budget / just exploring: start with a free tier — CloudTalk, VoIPstudio and Vonage Business let you evaluate without paying upfront.
  • If real-user ratings matter most: Calilio has the strongest star rating (5★) among the options with verified reviews.
  • Want the safest pick: CloudTalk has the highest Spotsaas Score (9.6) in this list — a strong default if you're unsure.

Switching from PBX Plus by 500apps

Replacing PBX Plus by 500apps is easiest when you plan the data move first. Export your records, confirm the new tool imports them, and verify your key workflows hold. Pilot the switch free, then migrate fully, keeping PBX Plus by 500apps open as backup until you're settled.

Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].