# sonoro Room Correction vs calQuery

The clearest difference is iOS requirement: sonoro Room Correction at 10.0 against calQuery's 14.5. 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.

sonoro Room Correction ships an update every 12 months, calQuery every 9 months. The most recent releases landed on September 29, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | sonoro Room Correction | calQuery |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/calquery/id1596650479/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 9 months** |
| Monetization | — | Free |
| Size | 12 MB | 1 MB |
| Requires iOS | **10.0** | 14.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hansong(Nanjing) Technology Ltd.](https://appshunter.io/developer/565859963) | [Uwe Holtkamp](https://appshunter.io/developer/1191830477) |

## What reviewers say

### sonoro Room Correction

[App page](https://appshunter.io/ios/app/sonoro-room-correction/id1473907165)

**In-app purchases:** none


### calQuery

[App page](https://appshunter.io/ios/app/calquery/id1596650479)

Easily search your iPhone or iPad calendar for past events. Results can be sorted by date, location, or alphabetically. Tapping a result opens the corresponding day in your native calendar app.

**Highlights:** Search past calendar events, Sort results by date, location, alphabet, Open events in native calendar, Supports iPhone and iPad

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is sonoro Room Correction free?

sonoro Room Correction is free to download, with no in-app purchases.

### Is calQuery free?

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

### Do sonoro Room Correction or calQuery have ads?

Neither sonoro Room Correction nor calQuery shows ads.

### Which is updated more often, sonoro Room Correction or calQuery?

sonoro Room Correction ships an update every 12 months, and calQuery every 9 months. Most recently, sonoro Room Correction was updated on September 29, 2026 and calQuery on October 6, 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.*