# InstaCal vs OneVoice

The clearest difference is price: OneVoice at Free against InstaCal's $19.99. OneVoice also leads on iOS requirement (16.0 vs 18.0). InstaCal's advantage is in-app purchases (none vs 4) and device support (4 vs 2). On update cadence and ads there is nothing between them.

OneVoice is free to download; InstaCal costs $19.99 up front. OneVoice sells 4 one-off in-app purchases. InstaCal asks for nothing beyond the download.

InstaCal ships an update weekly, OneVoice every 4 days. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | InstaCal | OneVoice |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/instacal-menu-bar-calendar/id1247292524/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 56.6% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | Paid | — |
| Size | 113 MB | 26 MB |
| Requires iOS | 18.0 | **16.0** |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Higher Bar, LLC](https://appshunter.io/developer/495581007) | [Giuseppe Liccardi](https://appshunter.io/developer/1896563194) |

## What reviewers say

### InstaCal

[App page](https://appshunter.io/ios/app/instacal-menu-bar-calendar/id1247292524)

This comprehensive calendar app offers multiple views and integrates events with Apple Reminders. It features natural-language event creation in 12 languages and includes native apps for Mac and Apple Watch with a single purchase.

**Highlights:** Six touch-optimized calendar views, Integrates events and Apple Reminders, Natural-language Quick Add in 12 languages, Native Mac and Apple Watch apps, Customizable widgets and Live Activities, One-time purchase, no subscription

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


### OneVoice

[App page](https://appshunter.io/ios/app/onevoice-translated-calls/id6768348708)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mini | $2.99 | one-time |
| Mini | $4.99 | one-time |
| Medium | $9.99 | one-time |
| Large | $17.99 | one-time |


## Frequently asked questions

### Is InstaCal free?

InstaCal costs $19.99, with no in-app purchases.

### Is OneVoice free?

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

### Do InstaCal or OneVoice have ads?

Neither InstaCal nor OneVoice shows ads.

### Which is updated more often, InstaCal or OneVoice?

InstaCal ships an update weekly, and OneVoice every 4 days. Most recently, InstaCal was updated on October 29, 2026 and OneVoice on October 24, 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.*