# Ooma Office vs Topup Flow

The clearest difference is rating: Ooma Office at 4.9 against Topup Flow's 4.5. Ooma Office also leads on review sentiment (51% vs 24%). Topup Flow's advantage is update cadence (fortnightly vs every 5 weeks) and iOS requirement (15.6 vs 17.0). On price, ratings volume, 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 4.5. Both are backed by a comparable volume of ratings — 8.9K and 6.7K respectively. Written reviews point the same way: 51% of Ooma Office's written reviews are positive against 24% of Topup Flow's.

Ooma Office ships an update every 5 weeks, Topup Flow fortnightly. The most recent releases landed on September 23, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Ooma Office | Topup Flow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (8.9K ratings)](https://appshunter.io/ios/app/ooma-office/id963970727/reviews)** | [4.5 (6.7K ratings)](https://appshunter.io/ios/app/topup-flow/id1503038374/reviews) |
| Number of ratings | **8.9K** | 6.7K |
| Positive reviews | **50.6% of reviews** | 24.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Monetization | Free | Free |
| Size | 220 MB | 79 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ooma Inc.](https://appshunter.io/developer/348758105) | [Cable & Wireless Holdings, Inc.](https://appshunter.io/developer/874354221) |

## 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


### Topup Flow

[App page](https://appshunter.io/ios/app/topup-flow/id1503038374)

Easily recharge any Flow phone or purchase plans with a credit/debit card or PayPal. Select a destination, choose an amount or plan, and enter payment details for a quick top-up.

**Highlights:** Recharge any Flow phone, Purchase Flow plans, Pay with credit/debit card, Pay with PayPal, Simple 3-step process, Repeat past top-ups

**Features:** macOS Compatibility, Apple Wallet, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- ⭐ Excellent app
- 🚀 Easy to use

**What reviewers complain about**

- 🐛 App crashes frequently
- 💸 Overcharging and losing credit
- 🔍 Lacking functionality and information
- 🤖 Poor customer service
- 🔌 Unreliable connectivity

**Reported bugs**

- Charges not going through
- Logging out issues
- Freezing and crashing

**Requested features**

- Improve data balance display
- Allow email/profile updates
- Provide better plan information


## Frequently asked questions

### Is Ooma Office free?

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

### Is Topup Flow free?

Topup Flow is free to download, with no in-app purchases.

### Which has better reviews, Ooma Office or Topup Flow?

Ooma Office is rated higher. Ooma Office averages 4.9 out of 5 from 8.9K ratings, while Topup Flow averages 4.5 from 6.7K ratings.

### Do Ooma Office or Topup Flow have ads?

Neither Ooma Office nor Topup Flow shows ads.

### Which is updated more often, Ooma Office or Topup Flow?

Ooma Office ships an update every 5 weeks, and Topup Flow fortnightly. Most recently, Ooma Office was updated on September 23, 2026 and Topup Flow on September 25, 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.*