We've run Vonage Business and Google Voice. We used Freshdesk for ticketing. Here's why every alternative we've evaluated falls short — in dollars, flexibility, hardware, and integrations.
Vonage Business
UCaaS / Hosted VoIP
We used this
Per-seat licensing — every user is a billable seat (~$25–$40/mo each). 4 staff = $100–$160/mo before a single call is made.
Proprietary hardware lock-in — required Vonage-certified desk phones. Phones wouldn't work on any other system if we left.
No real PBX control — routing rules, ring groups, and time conditions lived in a cloud GUI. Limited logic, no scripting.
Poor Odoo integration — no native connector. Required third-party middleware that broke on every update.
Contract lock-in — annual contracts with early termination fees. Scaling a new location meant renegotiating the plan.
Freshdesk
Help Desk / Ticketing
We used this — for ticketing only
Separate data silo — Freshdesk maintained its own customer database entirely apart from Odoo. Records drifted out of sync constantly — two sources of truth, neither trustworthy.
No native phone system — Freshcaller (their add-on VoIP product) is a separate paid subscription on top of Freshdesk. You're paying twice for what Odoo does natively.
No FreePBX bridge — no way to connect Freshcaller into an on-prem PBX. Agents would need yet another app alongside Odoo and the handset.
Migration cost — exporting ticket history, re-importing to Odoo, and retraining staff is non-trivial. Staying in two systems indefinitely was the path of least resistance — which is a cost too.
Why we moved off it — Odoo Helpdesk handles ticketing natively and is already connected to our CRM, contacts, and phone system. Zero reason to maintain both.
Google Voice
Standalone / Google Workspace
We used this
No real inbound routing — calls ring one number, one person. No ring groups, no time conditions, no IVR.
No SIP trunk support — can't connect to FreePBX as a trunk. It's a closed ecosystem that doesn't play with PBX infrastructure.
Caller ID unreliable for outbound — presenting a consistent business number across staff was hit-or-miss without a proper PBX layer.
No voicemail-to-ticket — voicemails land in Gmail. No automation path to Odoo without custom scripting.
Business tier requires Workspace — $6–$18/user/mo just for the Google account layer on top of Voice fees.
RingCentral
UCaaS / Enterprise VoIP
Expensive at scale — Core plan starts ~$20/user/mo, Advanced ~$25, Ultra ~$35. 5 users = $100–$175/mo minimum.
Proprietary ecosystem — RingCentral phones, apps, and integrations are designed to keep you inside their walled garden permanently.
Complex admin — enterprise-grade UI designed for IT departments, not a lean multi-site car wash operation.
Hardware dependency — certified handsets required for full feature set. Hardware becomes e-waste if you switch providers.
No Odoo integration out of the box — custom API work required; ongoing maintenance burden.
8x8 / Nextiva
Mid-Market VoIP Suites
Per-seat model punishes growth — $15–$44/user/mo per tier. Every new hire, every new GM, every new location adds a seat and a recurring bill.
Certified hardware lock-in — provisioning is locked to a vendor portal. Third-party SIP phones are blocked or feature-degraded. Your desk phones are worthless if you leave.
SMS is a premium add-on — A2P 10DLC support either absent or gated behind a higher tier. Not built for multi-channel SMS strategy.
Multi-location = enterprise pricing — managing DIDs across 4+ sites triggers "multi-site" tier upgrades costing 40–60% more than single-site plans.
Number portability is slow and painful — porting DIDs out takes 2–4 weeks minimum and often requires legal department escalation. You're not free to leave quickly.
3CX
Licensed Soft PBX
Annual license required for real features — the free tier is genuinely limited. Standard runs ~$175/yr (10 users), Pro ~$295/yr. Still needs a paid SIP trunk on top.
No native Odoo integration — requires a third-party community module or a custom API connector. This creates a maintenance burden on every Odoo or 3CX update.
Hosted-cloud option is per-user — 3CX's managed cloud hosting reverts to per-user pricing, negating the cost advantage of self-hosting entirely.
Less community support than FreePBX — FreePBX/Asterisk has 20+ years of documentation, modules, and community forums. 3CX's ecosystem is smaller and more proprietary.
Pricing model changed in 2023 — 3CX moved from perpetual to annual subscription. Customers who built on perpetual licenses were forced to migrate. We'd rather own our infrastructure outright.
Why Twilio + FreePBX + Google Voice + Odoo wins for us
No per-seat fees. We pay for what we use — Twilio charges per minute and per DID, not per employee on payroll.
Own our infrastructure. FreePBX runs on our hardware. No vendor can raise prices, change features, or shut us down.
Any SIP phone works. Standard SIP hardware from any manufacturer. Zero proprietary lock-in. Phones outlast any vendor relationship.
Google Voice as Follow Me — free. We're not paying for GVoice as a phone system; we use it as a free mobile forwarding layer only.
Native Odoo softphone. Agents call directly from the CRM. Every call is logged against the customer record automatically.
Full routing control. Ring groups, time conditions, IVR, follow-me, voicemail-to-email — all configured in FreePBX with no ticket to a vendor support team.
New location in 2 hours. Buy a $1/mo Twilio DID, add extensions in FreePBX. No new contracts, no hardware orders, no rep to call.
Voicemail → Odoo ticket automatically. Nothing falls through the cracks. No manual copy-paste between a help desk and a CRM.
Number portability always available. All DIDs live in Twilio. Port them anywhere in days if needed — we're never held hostage.
SMS built correctly. Washify for transactional, Rinsed for CRM campaigns, custom portal for conversational — each channel purpose-built, not bolted on.