# Call Simulator vs Zero Dark

The clearest difference is ads: Zero Dark at none against Call Simulator's shown. Zero Dark also leads on update cadence (every 9 days vs every 3 weeks). Call Simulator's advantage is iOS requirement (15.0 vs 26.0). On price, in-app purchases 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 and Zero Dark sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Call Simulator ships an update every 3 weeks, Zero Dark every 9 days. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Call Simulator | Zero Dark |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (29K ratings)](https://appshunter.io/ios/app/call-simulator-speech-practice/id1081494198/reviews)** | — |
| Number of ratings | **29K** | — |
| Positive reviews | 91.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Monetization | Freemium | — |
| Size | 80 MB | 10 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [雪景 潘](https://appshunter.io/developer/1170331748) | [Labii Reatum LTD](https://appshunter.io/developer/6795851919) |

## 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


### Zero Dark

[App page](https://appshunter.io/ios/app/zero-dark-wake-up-alarm-clock/id6802299940)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zero Dark Pro | $2.99 | per month |


## Frequently asked questions

### Is Call Simulator free?

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

### Is Zero Dark free?

Zero Dark is free to download, with in-app purchases available.

### Do Call Simulator or Zero Dark have ads?

Call Simulator shows ads; Zero Dark does not.

### Which is updated more often, Call Simulator or Zero Dark?

Call Simulator ships an update every 3 weeks, and Zero Dark every 9 days. Most recently, Call Simulator was updated on October 29, 2026 and Zero Dark on October 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.*