# Quo (formerly OpenPhone) vs Second Phone Number'

The clearest difference is ads: Quo (formerly OpenPhone) at none against Second Phone Number''s shown. Quo (formerly OpenPhone) also leads on review sentiment (34% vs 12%) and update cadence (every 9 days vs every 5 weeks). Second Phone Number''s advantage is rating (4.6 vs 4.4) and ratings volume (46K vs 11K). On price, in-app purchases, monetization model and chart position there is nothing between them.

Both are free to download. Quo (formerly OpenPhone) sells 5 in-app purchases, starting at $21.00 per month and Second Phone Number' sells 16 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Second Phone Number' holds the better App Store score, 4.6 against 4.4. Both are backed by a comparable volume of ratings — 11K and 46K respectively. Written reviews complicate that: 34% of Quo (formerly OpenPhone)'s written reviews are positive against 12% of Second Phone Number''s, so the app with the better star average is not the one people write more warmly about.

Quo (formerly OpenPhone) ships an update every 9 days, Second Phone Number' every 5 weeks. Both last shipped on November 1, 2026.

## The numbers

| Metric | Quo (formerly OpenPhone) | Second Phone Number' |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (11K ratings)](https://appshunter.io/ios/app/quo-formerly-openphone/id1241817309/reviews) | **[4.6 (46K ratings)](https://appshunter.io/ios/app/second-phone-number/id1369478044/reviews)** |
| Number of ratings | 11K | **46K** |
| Positive reviews | **33.7% of reviews** | 11.9% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 9 days** | Every 5 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | **#53** | #124 |
| Size | 139 MB | 120 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [OpenPhone Technologies Inc](https://appshunter.io/developer/1412226074) | [EverAppsLLC](https://appshunter.io/developer/1368433722) |

## What reviewers say

### Quo (formerly OpenPhone)

[App page](https://appshunter.io/ios/app/quo-formerly-openphone/id1241817309)

**Currently charting:** #53 Top Grossing · Business (US App Store)

This business communication platform integrates calls, texts, and customer data into a single system. It offers AI-powered call answering, flexible routing, and a mini CRM to enhance customer relationships and streamline operations for growing businesses.

**Highlights:** Integrated calls and texts, Mini CRM with customer notes, AI-powered 24/7 call answering, Shared inboxes for team visibility, Flexible call routing, Customizable contact properties

**Features:** Siri integration, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Plan | $21.00 | per month |
| Starter Plan - 2 Numbers | $26.00 | per month |
| Starter Plan - 3 Numbers | $31.00 | per month |
| Starter Plan - 4 Numbers | $51.99 | per month |
| Starter Plan - 5 Numbers | $64.99 | per month |

**What reviewers like**

- 🚀 Great phone
- 👍 Fantastic App
- 👍 Great app!
- 👍 Great service
- 👍 Amazing!

**What reviewers complain about**

- 🔇 Unable to mute individual numbers
- 🐛 SMS notifications don't alert sometimes
- 🔒 Forced to let AI read all of our messages
- 🔒 Scam
- 🔒 Complex Registration

**Reported bugs**

- Messages don't always appear
- Does Not Work for SMS Verification
- Bad connection
- OTP malfunction
- Issues with calls showing as scam

**Requested features**

- Make it Conference Call option
- Custom Notification Tones
- Transfer Call & 3 Way
- Dark mode option
- Advanced analytics dashboard


### Second Phone Number'

[App page](https://appshunter.io/ios/app/second-phone-number/id1369478044)

**Currently charting:** #124 Top Grossing · Business (US App Store)

Obtain a secondary phone number for private calls and texts without needing an extra SIM card. This app allows for international calling and texting, offering a separate line for personal or business use. Keep your primary number private while managing multiple contacts and communications.

**Highlights:** Acquire a second phone number, Make private calls and texts, International calling and texting, Send MMS messages, Multiple phone number support, Choose numbers from U.S. or Canada area codes

**Features:** macOS Compatibility, Siri integration, Vision Pro support

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Second Additional Number Week | $5.99 | per 7 days |
| 2nd Line | $6.99 | per 7 days |
| 2nd Phone number | $9.99 | per month |
| Second Additional Number Month | $9.99 | per month |
| Third Additional Number Month | $9.99 | per month |
| Second Phone Premium - Monthly | $11.99 | per month |
| International calling app | $49.99 | per year |
| Second Additional Number Year | $49.99 | per year |
| Second Phone Premium - Yearly | $69.99 | per year |
| Buy 200 Credits | $9.99 | one-time |
| Get 150 Credits | $9.99 | one-time |
| Change Number | $15.99 | one-time |
| Get 350 Credits | $19.99 | one-time |
| Get 800 Credits | $29.99 | one-time |
| Get 1200 Credits | $49.99 | one-time |
| Get 2500 credits | $89.99 | one-time |

**What reviewers like**

- 🚀 Efficient app for second phone number
- 💡 Useful for business and privacy needs
- 😊 Some users find the app amazing

**What reviewers complain about**

- 🐛 Unreliable and buggy performance
- 🔒 Security and privacy concerns
- 💰 Expensive subscription, hidden fees
- ⚠️ Poor customer support and unresponsive developers
- 🔇 Limited features and functionality

**Reported bugs**

- Numbers randomly deleted or become unusable
- Texts and calls not working as expected
- Subscription issues and inability to cancel

**Requested features**

- Increase daily text message limit
- Improve message history and notification features
- Allow users to port and keep their assigned numbers


## Frequently asked questions

### Is Quo (formerly OpenPhone) free?

Quo (formerly OpenPhone) is free to download, with in-app purchases available.

### Is Second Phone Number' free?

Second Phone Number' is free to download, with in-app purchases available.

### Which has better reviews, Quo (formerly OpenPhone) or Second Phone Number'?

Second Phone Number' is rated higher. Quo (formerly OpenPhone) averages 4.4 out of 5 from 11K ratings, while Second Phone Number' averages 4.6 from 46K ratings.

### Do Quo (formerly OpenPhone) or Second Phone Number' have ads?

Second Phone Number' shows ads; Quo (formerly OpenPhone) does not.

### Which is updated more often, Quo (formerly OpenPhone) or Second Phone Number'?

Quo (formerly OpenPhone) ships an update every 9 days, and Second Phone Number' every 5 weeks. Most recently, Quo (formerly OpenPhone) was updated on November 1, 2026 and Second Phone Number' on November 1, 2026.

### Which is more popular, Quo (formerly OpenPhone) or Second Phone Number'?

Quo (formerly OpenPhone) currently peaks at #53 in the App Store charts, and Second Phone Number' at #124. Chart position reflects recent download velocity rather than total install base.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*