If you have a Twilio account and want to use it as your daily phone system from your iPhone — without writing a single line of code — there are three main iOS apps worth considering: Mango, Toktiv, and Telfon. Each takes a different approach to packaging Twilio’s communication APIs into a user-friendly mobile experience.
This post breaks down every feature, pricing detail, platform support, and trade-off so you can pick the right one for your needs.
Important: All three apps require an active, paid Twilio account. You purchase phone numbers directly from Twilio, and Twilio bills you separately for all call/SMS usage. The app subscriptions only cover the app-level features.
Quick Overview
| Mango | Toktiv | Telfon | |
|---|---|---|---|
| Developer | Code Pharmacy LLC | Flatworld Solutions Inc. | Webmobtech Solutions Pvt. Ltd. |
| First Released | July 2024 | ~2020 | ~2022 |
| App Store Rating | Newer app, growing reviews | Established, positive reviews | Mixed reviews |
| Focus | Privacy-first, multi-device personal/business use | Team-based business phone system | International calling & bulk messaging |
| Website | getmangoapp.com | toktiv.com | mytelfon.com |
Pricing Breakdown
Mango
- Free tier: One Twilio number on one device — VoIP calls and SMS included at no app cost (you only pay Twilio’s pay-as-you-go rates)
- Pro Unlimited Monthly: $4.99/month
- Unlimited Access: $9.99 (one-time)
- Pro Unlimited Annual: $29.99/year
- Pro unlocks multi-account, multi-number, multi-device sync, WhatsApp, RCS, and advanced voicemail
Toktiv
- Free trial: 30 days, fully functional, up to 3 users
- Calls: $2/user/month
- SMS add-on: +$1/user/month
- Conference add-on: +$1/user/month
- No free tier after trial ends — subscription is required
Telfon
- Free trial: 14 days
- Monthly: $4.99/month
- Quarterly: $9.99/quarter
- Annual: $29.99/year
- Lifetime: $49.99 (one-time purchase)
- Telfon also sells virtual numbers through the app (in addition to Twilio numbers)
Feature-by-Feature Comparison
Calling
| Feature | Mango | Toktiv | Telfon |
|---|---|---|---|
| VoIP calling (make) | ✅ | ✅ | ✅ |
| VoIP calling (receive) | ✅ | ✅ | ✅ |
| Caller ID | ✅ (Twilio Caller IDs) | ✅ (Verified Caller ID) | ✅ |
| Call recording | Via Twilio config | ✅ (playback in-app) | ✅ (in-app) |
| Call transfer | ❌ | ✅ | ❌ |
| Conference calling | ❌ | ✅ (nested conferences) | ❌ |
| Call forwarding | ❌ | Via Twilio config | ✅ |
| Call history | ✅ (on-device, 30-day download) | ✅ (in-app logs with duration) | ✅ |
| Optimized Twilio Edge location | ✅ | ❌ | ❌ |
| HD codecs | Not specified | ✅ | Not specified |
Messaging
| Feature | Mango | Toktiv | Telfon |
|---|---|---|---|
| SMS (send & receive) | ✅ | ✅ | ✅ |
| MMS (images, video, audio, PDFs) | ✅ | ❌ | Not specified |
| WhatsApp support | ✅ (Pro) | ❌ | ✅ |
| RCS support | ✅ (Pro) | ❌ | ❌ |
| Bulk messaging / broadcast | ❌ | ❌ | ✅ |
| Conversation history (on-device) | ✅ | ✅ (threaded SMS view) | ✅ |
| SMS notifications | ✅ (push) | ✅ | ✅ |
Voicemail
| Feature | Mango | Toktiv | Telfon |
|---|---|---|---|
| Voicemail | ✅ | ✅ (redirects to voicemail on no answer) | ✅ |
| Custom voicemail greetings | ✅ (record or upload) | ❌ (custom welcome message available) | Not specified |
| Multiple voicemail configurations | ✅ (per-number config) | ❌ | ❌ |
| Business hours automation | ✅ (automate voicemail by schedule) | Via Twilio Studio/webhook | Not specified |
| Voicemail transcription | Not specified | ❌ | ✅ |
Multi-Account & Multi-Number
| Feature | Mango | Toktiv | Telfon |
|---|---|---|---|
| Multiple Twilio accounts | ✅ (Pro) | ✅ (admin-managed) | ❌ |
| Multiple phone numbers | ✅ (Pro) | ✅ (board + direct numbers) | ✅ |
| Per-number configuration | ✅ (set services per number/device) | ✅ (IVR per number via web) | Not specified |
| Buy numbers in-app | ❌ (buy from Twilio) | ❌ (buy from Twilio) | ✅ (buy virtual numbers in-app) |
Multi-Device & Team
| Feature | Mango | Toktiv | Telfon |
|---|---|---|---|
| Multi-device simultaneous use | ✅ (Pro) | ❌ | ❌ |
| Synced ringing across devices | ✅ (Pro) | ❌ | ❌ |
| Cross-device configuration | ✅ (remote management of other devices) | Via web app settings | ❌ |
| Team/multi-user support | Single user per account | ✅ (unlimited users, admin controls) | ✅ (scalable for teams) |
| User extensions (up to 4 digits) | ❌ | ✅ | ❌ |
| User enable/disable by admin | ❌ | ✅ | Not specified |
Advanced / Business Features
| Feature | Mango | Toktiv | Telfon |
|---|---|---|---|
| IVR (Interactive Voice Response) | Client ID for IVR/Twilio Studio | ✅ (full IVR with Twilio Studio flows) | ❌ |
| Call disposition (CRM integration) | ❌ | ✅ (webhook-based, auto or manual) | ❌ |
| Webhook support | ❌ | ✅ (custom webhook URLs) | ❌ |
| Salesforce/Zendesk/Zoho integration | ❌ | ✅ (via webhooks) | ❌ |
| Chrome extension / desktop app | ❌ | ✅ (web app) | ✅ (Chrome desktop app) |
| Block spam numbers | ✅ | ❌ | ❌ |
| FaceID / biometric lock | ✅ | ❌ | ❌ |
| Custom themes | ❌ | ✅ (multiple themes) | ❌ |
Platform Support
| Platform | Mango | Toktiv | Telfon |
|---|---|---|---|
| iPhone | ✅ (iOS 18.0+) | ✅ (iOS 13.0+) | ✅ (iOS 15.0+) |
| iPad | ✅ (iPadOS 18.0+) | ❌ (iPhone only) | ✅ (iPadOS 15.0+) |
| Mac (Apple Silicon) | ❌ | ✅ (macOS 11.0+, M1+) | ❌ |
| Apple Vision Pro | ❌ | ✅ (visionOS 1.0+) | ❌ |
| Android | ❌ | ✅ | ✅ |
| Web app | ❌ | ✅ | ✅ (Chrome app) |
| Windows | ❌ | ✅ | ❌ |
Privacy & Data Practices
| Mango | Toktiv | Telfon | |
|---|---|---|---|
| Data storage | On-device only | Not collected by developer | Linked to your identity |
| Server-side storage | ❌ (no server storage of contacts, calls, messages) | ❌ | Yes (contact info, user content, identifiers) |
| Data linked to identity | ❌ | ❌ | ✅ (contact info, user content, identifiers) |
| Data used for tracking | Identifiers | None | Diagnostics (not linked) |
| 30-day history download | ✅ (from Twilio to device) | Via Twilio console | Not specified |
| Webhook routing through 3rd party | ❌ | ❌ | ⚠️ (routes webhooks through their servers, per user reports) |
Languages
| Mango | Toktiv | Telfon | |
|---|---|---|---|
| Languages supported | 15 (English, Arabic, French, German, Italian, Japanese, Korean, Portuguese, Russian, Simplified Chinese, Spanish, Traditional Chinese, Turkish, Ukrainian, Vietnamese) | English only | English only |
App Size
| Mango | Toktiv | Telfon | |
|---|---|---|---|
| App size | 75.2 MB | 33.6 MB | 72.6 MB |
Strengths & Weaknesses
Mango
Strengths:
- Generous free tier (1 number, 1 device, no app charges)
- Privacy-first design with all data stored on-device
- Multi-device sync with simultaneous ringing across iOS devices
- WhatsApp and RCS messaging support
- MMS support (images, videos, PDFs, audio)
- Custom voicemail with business hours automation
- Spam call blocking
- Biometric app lock (FaceID)
- 15 languages supported
- Actively developed (V2.0 launched late 2025)
Weaknesses:
- iOS only — no Android, web, or desktop app
- Requires iOS 18.0+ (excludes older devices)
- No conference calling or call transfer
- No IVR system (only Client ID for Twilio Studio)
- No webhook/CRM integration
- No team/multi-user management — designed for individual use
- Relatively new app (launched July 2024)
Toktiv
Strengths:
- Most complete business phone system of the three
- Full IVR support with Twilio Studio flow integration
- Conference calling with participant management
- Call transfer functionality
- Call disposition with webhook integration (CRM-friendly)
- Team management with admin controls, user extensions, enable/disable users
- Multi-platform: iOS, Android, macOS, Windows, and web app
- Works on older devices (iOS 13.0+) and Apple Vision Pro
- Lightest app (33.6 MB)
- Lowest per-user pricing ($2/user/month)
- No data collected by the developer
- Established product with positive reviews and responsive support
- Twilio Showcase partner
Weaknesses:
- No free tier after 30-day trial
- No WhatsApp, RCS, or MMS support
- No multi-device sync or simultaneous ringing
- No spam blocking
- No custom voicemail greetings or business hours automation
- English only
- No iPad-native app
- No biometric lock
Telfon
Strengths:
- Bulk SMS/broadcast messaging for marketing campaigns
- WhatsApp integration with multiple account support
- Can purchase virtual numbers directly in-app (180+ countries)
- Voicemail with transcription
- Call forwarding
- Call recording
- Chrome desktop app for browser-based access
- Lifetime purchase option ($49.99)
- iPad support
- Available on Android
Weaknesses:
- Mixed App Store reviews (issues reported with toll-free numbers, automated menus, downtime)
- Collects and links personal data to your identity (contact info, user content, identifiers)
- Reported to overwrite Twilio webhook configurations without restoring them
- Routes webhooks through their own servers (potential security concern)
- No conference calling or call transfer
- No IVR
- No multi-device sync
- No spam blocking
- English only
- No multi-account support
- 14-day trial is shorter than competitors
Which App Is Right for You?
Choose Mango if:
- You’re an individual or small business owner who wants a private second line on your personal iPhone
- Privacy is your top priority — you don’t want your data on third-party servers
- You need WhatsApp, RCS, or MMS messaging alongside calls and SMS
- You want to use the same number across multiple iOS devices simultaneously
- You’re on iOS 18+ and don’t need Android or desktop access
Choose Toktiv if:
- You need a full team phone system with admin controls and user extensions
- IVR, conference calling, and call transfer are essential for your business
- You want CRM integration via call disposition webhooks
- You need cross-platform access (iOS, Android, Windows, macOS, web)
- You want the lowest per-user price and broadest device compatibility
- You’re running a call center or customer support operation
Choose Telfon if:
- Bulk SMS campaigns and broadcast messaging are core to your workflow
- You want to buy virtual phone numbers directly inside the app
- You need WhatsApp integration for international business communication
- A lifetime purchase option appeals to you
- You need call forwarding to route calls to other numbers
Links
All pricing and feature information is based on publicly available App Store listings and official websites as of February 2026. Features and pricing are subject to change. None of these apps are made by Twilio — they are independent third-party applications that use Twilio’s APIs.