Replacement Guide

How to Build Your Own Bandwidth

Replace Bandwidth with a custom build. Scale with AI-ready calling and texting

Weekend Project
21 features10 integrationsOne weekend

Estimated Timeline

Based on 21 features at Weekend Project difficulty, expect about One weekend with AI-assisted development.

1
Setup & scaffolding
2 hours
2
Core features
4-6 hours
3
Polish & deploy
2 hours

Recommended Tech Stack

Next.js 14

Full-stack React framework with API routes and server components

Supabase

PostgreSQL database, auth, and real-time subscriptions

Tailwind CSS

Utility-first styling for rapid UI development

Pusher / WebSockets

Real-time messaging and live updates

Key Features to Replicate

Top features across 8 categories. See all 21 features

Voice(8 features)

Answering Machine Detection

Detect and identify answering machines on calls

Call Recording

Record and store voice calls

Conferencing

Multi-party conference calling capabilities

In-App Calling

Embed calling capabilities within applications

Media Streaming

Unidirectional and bidirectional media streaming capabilities

+3 more in this category

Communication(3 features)

Messaging APIs

Build 10DLC, Short Code, Toll-free, Alphanumeric, and Global Mobile Number texting into products and applications

SMS and RCS MessagingAI

Global voice AI-ready media streaming plus SMS and RCS messaging capabilities

Voice APIs

Embed flexible, scalable voice calling into applications with 6-second billing increments backed by nationwide all-IP voice network

AI(2 features)

Activation Agent AIAIPremium

AI agent for validating end users, activating services on new numbers, and answering questions

Conversational AI IntegrationsAIPremium

Bring your own AI to Bandwidth's award-winning Enterprise ecosystem

Integration(2 features)

Bandwidth MaestroPremium

Carrier platform with the most direct-to-carrier integrations worldwide for taking control of communications

Bring Your Own Carrier (BYOC)Premium

Integration capability allowing customers to bring their own carrier

Network(2 features)

Global PSTN Connectivity

Connectivity across 65+ countries with PSTN infrastructure

Owned and Operated Network

Proprietary network infrastructure for reliability

Security(2 features)

Call Verification

Verify calls and validate user identities

Two-Factor Authentication

Multi-factor authentication for securing user accounts

Pricing(1 features)

Direct-to-Carrier Pricing

Volume-based pricing model cutting out middlemen for better rates

Support(1 features)

Enterprise SupportPremium

Award-winning 24/7 expert support

Cost Calculator

Keep Paying Bandwidth

Monthly$3000/mo
Yearly$36k/yr
5-Year Total$180k

Build It Yourself

Est. Build Time~2 hrs
Hosting$20/mo
DifficultyVery Easy

Total Cost Comparison

1 YearSave $35.8k
SaaS
$36k
DIY
$240
3 YearsSave $107.3k
SaaS
$108k
DIY
$720
5 YearsSave $178.8k
SaaS
$180k
DIY
$1.2k

DIY hosting estimate based on Vercel + Supabase free/pro tiers (~$20/mo). Build time estimated from 21 features at very easy complexity.

Ready to Build?