# iJuggle vs Frequency Sound Generator App

The clearest difference is in-app purchases: iJuggle at none against Frequency Sound Generator App's 2. iJuggle also leads on ads (none vs shown) and rating (4.9 vs 4.5). Frequency Sound Generator App's advantage is ratings volume (5.2K vs 13). On price, update cadence and device support there is nothing between them.

Both are free to download. Frequency Sound Generator App sells 2 in-app purchases, starting at $5.99 per 7 days. iJuggle asks for nothing beyond the download.

iJuggle holds the better App Store score, 4.9 against 4.5. That said, the two scores are not equally well evidenced: Frequency Sound Generator App has 5.2K ratings behind it against 13, so its average is the more settled of the two. Written reviews point the same way: 88% of iJuggle's written reviews are positive against 66% of Frequency Sound Generator App's.

iJuggle ships an update every 3 months, Frequency Sound Generator App every 2 months. The most recent releases landed on October 27, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | iJuggle | Frequency Sound Generator App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (13 ratings)](https://appshunter.io/ios/app/ijuggle/id306936948/reviews)** | [4.5 (5.2K ratings)](https://appshunter.io/ios/app/frequency-sound-generator-app/id1238160553/reviews) |
| Number of ratings | 13 | **5.2K** |
| Positive reviews | **88.0% of reviews** | 66.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | **Free** | Subscription |
| Size | 2 MB | 36 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [nathanpeterson.com](https://appshunter.io/developer/306936951) | [Min Ku](https://appshunter.io/developer/1204192873) |

## What reviewers say

### iJuggle

[App page](https://appshunter.io/ios/app/ijuggle/id306936948)

This app generates and animates juggling patterns using siteswap notation. Explore various generation options and visualize synchronous, asynchronous, and multiplexing patterns with different juggling styles.

**Highlights:** Siteswap generator, Siteswap animator, Async/sync/passing notation, Multiplexing support, Ground/excited states, Composite patterns, Juggling style animation

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Great for jugglers
- 💡 Excellent for learning tricks
- 👍 Useful for siteswap
- 💡 Generator is helpful
- 👍 Smooth animations

**What reviewers complain about**

- 🐛 Appears 32-bit only (iOS 11 issue)
- 🐛 Difficult to understand filters for beginners
- 🐛 Patterns hard to find/identify
- 🐛 Passing patterns don't work
- 🐛 1s are shown oddly

**Reported bugs**

- 32-bit only, not working on iOS 11
- Passing patterns don't work
- Keyboard doesn't work
- Generator feature crashes with iOS 4 update
- Slow-down button removed

**Requested features**

- Music option
- Color options
- More tricks
- Accept passing patterns (p-notation & 4 handed ssw's)
- Slower speed & adjustable time between throws


### Frequency Sound Generator App

[App page](https://appshunter.io/ios/app/frequency-sound-generator-app/id1238160553)

Generate sound frequencies from 1Hz to 25,000Hz with a simple interface. Features include wave visualization, adjustable sensitivity, and multiple waveform options. Use it for hearing tests, pet training, or as a prank tool.

**Highlights:** Frequency range 1Hz to 25,000Hz, Wave visualization, Adjustable sensitivity, Multiple waveforms (Sine, Square, Sawtooth, Triangle), Custom frequency range, Logarithmic and Linear slider modes

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Access Weekly Plan | $5.99 | per 7 days |
| Unlimited Access Yearly Plan | $19.99 | per year |

**What reviewers like**

- 👍 Helpful for tinnitus
- 🚀 Accurate frequency generation
- 🎉 Great for meditation and relaxation
- 💡 Useful for testing speaker systems
- 🔍 Ability to test hearing range

**What reviewers complain about**

- 🐛 Difficulty adjusting precise frequencies
- 🔊 Extremely high frequencies can be painful
- 🔋 Stops playing when screen is locked
- 📢 Excessive ads
- 🤔 Mosquito repellent feature not effective

**Reported bugs**

- Frequency slider is overly sensitive
- Displayed frequency doesn't match actual output
- Inconsistent behavior between 'Play' and 'Mode' buttons

**Requested features**

- Option to save favorite frequencies
- Ability to type in specific frequency values
- Background playback support
- Paid ad-free version


## Frequently asked questions

### Is iJuggle free?

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

### Is Frequency Sound Generator App free?

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

### Which has better reviews, iJuggle or Frequency Sound Generator App?

iJuggle is rated higher. iJuggle averages 4.9 out of 5 from 13 ratings, while Frequency Sound Generator App averages 4.5 from 5.2K ratings.

### Do iJuggle or Frequency Sound Generator App have ads?

Frequency Sound Generator App shows ads; iJuggle does not.

### Which is updated more often, iJuggle or Frequency Sound Generator App?

iJuggle ships an update every 3 months, and Frequency Sound Generator App every 2 months. Most recently, iJuggle was updated on October 27, 2026 and Frequency Sound Generator App on October 29, 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.*