# Call Simulator vs RXO Chat

The clearest difference is in-app purchases: RXO Chat at none against Call Simulator's 3. RXO Chat also leads on ads (none vs shown). Call Simulator's advantage is ratings volume (29K vs 7) and update cadence (every 3 weeks vs every 2 months). On price, rating, review sentiment and device support there is nothing between them.

Both are free to download. Call Simulator sells 3 in-app purchases, starting at $1.99 per month. RXO Chat asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.6 for Call Simulator against 4.7 for RXO Chat. That said, the two scores are not equally well evidenced: Call Simulator has 29K ratings behind it against 7, so its average is the more settled of the two. Written reviews are what separate them: 90% of Call Simulator's written reviews are positive against 83% of RXO Chat's.

Call Simulator ships an update every 3 weeks, RXO Chat every 2 months. The most recent releases landed on October 18, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Call Simulator | RXO Chat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (29K ratings)](https://appshunter.io/ios/app/call-simulator-speech-practice/id1081494198/reviews) | **[4.7 (7 ratings)](https://appshunter.io/ios/app/rxo-chat/id1120994577/reviews)** |
| Number of ratings | **29K** | 7 |
| Positive reviews | **90.2% of reviews** | 83.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Freemium | **Free** |
| Size | 80 MB | 2 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [雪景 潘](https://appshunter.io/developer/1170331748) | [Ruby Devices Pty Ltd](https://appshunter.io/developer/1017168794) |

## What reviewers say

### Call Simulator

[App page](https://appshunter.io/ios/app/call-simulator-speech-practice/id1081494198)

Practice your phone communication skills with simulated call scenarios. This app helps improve eloquence for situations like job interviews. Upgrade to VIP for full access to features.

**Highlights:** Scenario-based call simulation, Eloquence practice, Telephone communication skill honing, Improve interview performance, Customizable call situations

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly VIP | $1.99 | per month |
| Annual VIP | $6.99 | per year |
| Lifetime VIP | $5.99 | one-time |

**What reviewers like**

- 🤭 Funny and entertaining
- 👍 Realistic call simulation
- 🤫 Useful for getting out of awkward situations
- 🎨 Customizable call details
- 🎉 Great for pranking friends and family

**What reviewers complain about**

- 🤑 Some features require payment
- 📢 Too many ads
- 🤔 Questionable developer tactics to encourage reviews
- 🤨 Suspicious about app's true purpose

**Reported bugs**

- App crashes or freezes
- Inconsistent functionality across devices
- Issues with restoring purchases

**Requested features**

- More voice options
- Ability to save custom call settings
- Integrate with phone's contacts
- Option to hide app name on home screen
- Longer call duration timer


### RXO Chat

[App page](https://appshunter.io/ios/app/rxo-chat/id1120994577)

Connect your Ruby Calculator hardware to an iPhone or iPad. Exchange messages via Bluetooth or internet, and transfer notes for storage with the Ultimate Edition. Utilizes Apple's native Bluetooth Low Energy for seamless connectivity.

**Highlights:** Connect Ruby Calculator hardware, Message exchange via Bluetooth, Message exchange via Internet, Transfer notes for storage, Utilizes Bluetooth Low Energy

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Call Simulator free?

Call Simulator is free to download, with in-app purchases available.

### Is RXO Chat free?

RXO Chat is free to download, with no in-app purchases.

### Which has better reviews, Call Simulator or RXO Chat?

RXO Chat is rated higher. Call Simulator averages 4.6 out of 5 from 29K ratings, while RXO Chat averages 4.7 from 7 ratings.

### Do Call Simulator or RXO Chat have ads?

Call Simulator shows ads; RXO Chat does not.

### Which is updated more often, Call Simulator or RXO Chat?

Call Simulator ships an update every 3 weeks, and RXO Chat every 2 months. Most recently, Call Simulator was updated on October 18, 2026 and RXO Chat on October 7, 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.*