# SW array vs Smaart RTA

The clearest difference is review sentiment: SW array at 100% against Smaart RTA's 41%. SW array also leads on in-app purchases (none vs 6) and rating (5.0 vs 4.8). Smaart RTA's advantage is price (Free vs $8.99) and update cadence (every 2 months vs every 88 months). On ads, device support and iOS requirement there is nothing between them.

Smaart RTA is free to download; SW array costs $8.99 up front. Smaart RTA sells 6 in-app purchases, starting at $1.99 per month. SW array asks for nothing beyond the download.

SW array holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Smaart RTA has 429 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 100% of SW array's written reviews are positive against 41% of Smaart RTA's.

SW array ships an update every 88 months, Smaart RTA every 2 months. The most recent releases landed on October 12, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | SW array | Smaart RTA |
| --- | --- | --- |
| Price | $8.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sw-array/id1404025964/reviews)** | [4.8 (429 ratings)](https://appshunter.io/ios/app/smaart-rta/id6738144288/reviews) |
| Number of ratings | 2 | **429** |
| Positive reviews | **100.0% of reviews** | 40.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 88 months | **Every 2 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 29 MB | 11 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ebert Marques](https://appshunter.io/developer/1404025963) | [Rational Acoustics LLC](https://appshunter.io/developer/1755441542) |

## What reviewers say

### SW array

[App page](https://appshunter.io/ios/app/sw-array/id1404025964)

This tool simplifies calculations for speaker arrangements, offering guidance for various configurations like Cardioide, End Fire, and Arc Delay. It processes data internally without exporting user information, ensuring privacy.

**Highlights:** Cardioide arrangement calculations, End Fire array configurations, Straigth array setups, Arc Delay with coverage angles, Internal data processing, No user data export

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is SW array free?

SW array costs $8.99, with no in-app purchases.

### Is Smaart RTA free?

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

### Which has better reviews, SW array or Smaart RTA?

SW array is rated higher. SW array averages 5.0 out of 5 from 2 ratings, while Smaart RTA averages 4.8 from 429 ratings.

### Do SW array or Smaart RTA have ads?

Neither SW array nor Smaart RTA shows ads.

### Which is updated more often, SW array or Smaart RTA?

SW array ships an update every 88 months, and Smaart RTA every 2 months. Most recently, SW array was updated on October 12, 2026 and Smaart RTA on October 14, 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.*