# F6 Control vs Smaart RTA

The clearest difference is rating: Smaart RTA at 4.8 against F6 Control's 2.4. Smaart RTA also leads on update cadence (every 2 months vs every 5 months) and ratings volume (510 vs 47). F6 Control's advantage is in-app purchases (none vs 6) and iOS requirement (9.0 vs 15.0). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. Smaart RTA sells 6 in-app purchases, starting at $1.99 per month. F6 Control asks for nothing beyond the download.

Smaart RTA holds the better App Store score, 4.8 against 2.4. That said, the two scores are not equally well evidenced: Smaart RTA has 510 ratings behind it against 47, so its average is the more settled of the two. Written reviews point the same way: 35% of F6 Control's written reviews are positive against 41% of Smaart RTA's.

F6 Control ships an update every 5 months, Smaart RTA every 2 months. The most recent releases landed on November 3, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | F6 Control | Smaart RTA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.4 (47 ratings)](https://appshunter.io/ios/app/f6-control/id1464118916/reviews) | **[4.8 (510 ratings)](https://appshunter.io/ios/app/smaart-rta/id6738144288/reviews)** |
| Number of ratings | 47 | **510** |
| Positive reviews | 35.3% of reviews | **40.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 35 MB | 11 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ZOOM CORPORATION](https://appshunter.io/developer/566291782) | [Rational Acoustics LLC](https://appshunter.io/developer/1755441542) |

## What reviewers say

### F6 Control

[App page](https://appshunter.io/ios/app/f6-control/id1464118916)

This app allows you to wirelessly control your ZOOM F6 audio recorder using an iPhone, iPad, or iPod Touch. It enables remote operation of recording, playback, level adjustments, mixer settings, and metadata input, making field recording more convenient.

**Highlights:** Remote recording and playback control, Adjust trim levels, pan, and faders, Monitor input levels and timecode, Edit file names and add metadata, Set date and time for recordings, Control F6 inside protective cases

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easier F6 operation
- 👍 Great for field work
- 👍 Useful accessory for control
- 👍 Fantastic mixer screen
- 👍 Solid and reliable connection

**What reviewers complain about**

- 🐛 Connection issues
- 🐛 App not updated
- 🐛 Blank Bluetooth screen
- 🐛 Frozen app
- 🐛 Useless adapter

**Reported bugs**

- BLUETOOTH DEVICESウィンドウが繰り返し表示される
- F6には接続出来るが以降の操作が出来ない
- App freezes on blank screen
- App continues looking for Bluetooth device
- White screen appears when entering password

**Requested features**

- Add lock for controls
- Add folder creation support
- Add ability to monitor audio from app
- Add false take button
- Ability to tap on name to change it


### Smaart RTA

[App page](https://appshunter.io/ios/app/smaart-rta/id6738144288)

Analyze audio in real time with professional-grade tools. Visualize frequency content, manage feedback, and monitor sound pressure levels with precision and ease, all from your mobile device.

**Highlights:** Professional RTA graph with averaging options, Spectrograph for feedback and frequency management, SPL meter with A & C weighting, Adjustable RTA graph settings, Plot calibrated levels, Target curves

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Smaart RTA - Monthly | $1.99 | per month |
| Smaart RTA Pro - Monthly | $4.99 | per month |
| Smaart RTA - Annual | $19.99 | per year |
| Smaart RTA Pro - Annual | $49.99 | per year |
| Smaart RTA - Lifetime | $59.99 | one-time |
| Smaart RTA Pro - Lifetime | $149.99 | one-time |

**What reviewers like**

- 👍 Nice interface
- 👍 Very useful tool
- 👍 Works great
- 👍 Super helpful
- 👍 She’s a beaut

**What reviewers complain about**

- 💰 Forced subscription model
- 💰 No free/limited option
- 💰 Subscription only
- 💰 Greedy developer
- 💰 Expensive subscription

**Reported bugs**

- 🐛 External mic didn't work
- 🐛 App crashes with external audio interfaces
- 🐛 Settings not saved
- 🐛 External mic calibration disappears
- 🐛 Pause function not working

**Requested features**

- 💡 Ability to watch ads instead of subscription
- 💡 Manual, time-limited trial period
- 💡 Easier calibration for external microphones
- 💡 Ability to monitor real-time data from a connected computer
- 💡 Remote access ability to pull real-time data from a computer


## Frequently asked questions

### Is F6 Control free?

F6 Control is free to download, with no in-app purchases.

### Is Smaart RTA free?

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

### Which has better reviews, F6 Control or Smaart RTA?

Smaart RTA is rated higher. F6 Control averages 2.4 out of 5 from 47 ratings, while Smaart RTA averages 4.8 from 510 ratings.

### Do F6 Control or Smaart RTA have ads?

Neither F6 Control nor Smaart RTA shows ads.

### Which is updated more often, F6 Control or Smaart RTA?

F6 Control ships an update every 5 months, and Smaart RTA every 2 months. Most recently, F6 Control was updated on November 3, 2026 and Smaart RTA on November 12, 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.*