# Ooma Office vs Flagman GO

The clearest difference is rating: Ooma Office at 4.9 against Flagman GO's 4.0. Ooma Office also leads on monetization model (free vs subscription) and ratings volume (8.9K vs 4). Flagman GO's advantage is iOS requirement (11.0 vs 17.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Ooma Office holds the better App Store score, 4.9 against 4.0. That said, the two scores are not equally well evidenced: Ooma Office has 8.9K ratings behind it against 4, so its average is the more settled of the two.

Ooma Office ships an update every 5 weeks, Flagman GO every 2 months. The most recent releases landed on September 23, 2026 and July 20, 2026 respectively.

## The numbers

| Metric | Ooma Office | Flagman GO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (8.9K ratings)](https://appshunter.io/ios/app/ooma-office/id963970727/reviews)** | [4.0 (4 ratings)](https://appshunter.io/ios/app/flagman-go/id6471916101/reviews) |
| Number of ratings | **8.9K** | 4 |
| Positive reviews | 50.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | **Free** | Subscription |
| Size | 220 MB | 80 MB |
| Requires iOS | 17.0 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ooma Inc.](https://appshunter.io/developer/348758105) | [Flagman Telecom, Inc](https://appshunter.io/developer/1509942713) |

## What reviewers say

### Ooma Office

[App page](https://appshunter.io/ios/app/ooma-office/id963970727)

This app allows small businesses to make and receive calls using their office phone number from anywhere. It offers features like a virtual receptionist, call transfers, and voicemail management, ensuring a professional image and never missing a client call. It can be used over Wi-Fi, even internationally, to avoid roaming charges.

**Highlights:** Virtual receptionist, Extension dialing, Call conferencing, Music-on-hold, Voicemail management, Call transfers, Wi-Fi calling

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Convenient and flexible
- 📞 Clear call quality
- 💻 Works well on desktop and mobile
- 🕰️ Reliable service

**What reviewers complain about**

- 🐛 Frequent app crashes and glitches
- 🔍 Unreliable notifications and missed calls
- ⏱️ Slow app performance and lags
- 🤖 Poor customer support

**Reported bugs**

- Login issues and account verification problems
- Inconsistent call handling across devices
- Voicemail and text message delivery failures

**Requested features**

- Ability to block callers
- Improved SMS/MMS functionality
- More customization options
- Seamless integration between desktop and mobile


### Flagman GO

[App page](https://appshunter.io/ios/app/flagman-go/id6471916101)

This app provides a unified communications solution for teams, enabling seamless collaboration through video calls, group chats, and file sharing. It facilitates remote work by allowing external calls with corporate identity and offers secure, encrypted communication even with unstable internet.

**Highlights:** Unified Communications (UC) solution, Video calls, audio conferences, group chats, File sharing, External calls with corporate identity, Communication history by contact, Encrypted calls and data

**In-app purchases:** none


## Frequently asked questions

### Is Ooma Office free?

Ooma Office is free to download, with no in-app purchases.

### Is Flagman GO free?

Flagman GO is free to download, with no in-app purchases.

### Which has better reviews, Ooma Office or Flagman GO?

Ooma Office is rated higher. Ooma Office averages 4.9 out of 5 from 8.9K ratings, while Flagman GO averages 4.0 from 4 ratings.

### Do Ooma Office or Flagman GO have ads?

Neither Ooma Office nor Flagman GO shows ads.

### Which is updated more often, Ooma Office or Flagman GO?

Ooma Office ships an update every 5 weeks, and Flagman GO every 2 months. Most recently, Ooma Office was updated on September 23, 2026 and Flagman GO on July 20, 2026.

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