# Frequency vs SSSAS

The clearest difference is rating: SSSAS at 5.0 against Frequency's 3.9. SSSAS also leads on in-app purchases (none vs 10) and iOS requirement (13.0 vs 16.0). Frequency's advantage is ratings volume (24 vs 1) and update cadence (every 10 days vs every 4 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Frequency sells 9 in-app purchases, starting at $7.99 per 7 days. SSSAS asks for nothing beyond the download.

SSSAS holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: Frequency has 24 ratings behind it against 1, so its average is the more settled of the two.

Frequency ships an update every 10 days, SSSAS every 4 weeks. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Frequency | SSSAS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (24 ratings)](https://appshunter.io/ios/app/frequency-hz-tone-generator/id1671426872/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sssas/id6447252620/reviews)** |
| Number of ratings | **24** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 4 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 16 MB | 28 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Optimize IT](https://appshunter.io/developer/1671426874) | [Interactive Media and Geographic Information Systems, Inc.](https://appshunter.io/developer/968549142) |

## What reviewers say

### Frequency

[App page](https://appshunter.io/ios/app/frequency-hz-tone-generator/id1671426872)

Generate precise audio frequencies for various purposes, from tuning instruments to cleaning water from speakers. Explore different waveforms and customize sound generation for unique audio experiences. Elevate your audio quality and functionality.

**Highlights:** Generate frequencies from 1 Hz to 40,000 Hz, Clean water/moisture from speakers, Produce sine, triangle, sawtooth, and square waveforms, Tune musical instruments, Select notes and octaves for specific pitches, Play multiple frequencies simultaneously

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $7.99 | per 7 days |
| Weekly | $9.99 | per 7 days |
| Weekly VIP | $9.99 | per 7 days |
| Monthly Premium | $17.99 | per month |
| Monthly | $19.99 | per month |
| Annual VIP | $24.99 | per year |
| Annual Premium | $24.99 | per year |
| Annual VIP | $29.99 | per year |
| Annual | $29.99 | per year |


### SSSAS

[App page](https://appshunter.io/ios/app/sssas/id6447252620)

This application facilitates school safety assessments through mobile surveys. It allows authorized users to download assessment questions, submit responses, and receive automated reports for national disaster risk reduction initiatives.

**Highlights:** School safety self-assessment surveys, Post-disaster damage and needs assessment, Downloadable survey questions, Submit responses via mobile, Automated report generation, Contribute to national databases

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Frequency free?

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

### Is SSSAS free?

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

### Which has better reviews, Frequency or SSSAS?

SSSAS is rated higher. Frequency averages 3.9 out of 5 from 24 ratings, while SSSAS averages 5.0 from 1 ratings.

### Do Frequency or SSSAS have ads?

Neither Frequency nor SSSAS shows ads.

### Which is updated more often, Frequency or SSSAS?

Frequency ships an update every 10 days, and SSSAS every 4 weeks. Most recently, Frequency was updated on October 24, 2026 and SSSAS on October 21, 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.*