# Tone Gen Pro vs Tone Generator EX

The clearest difference is in-app purchases: Tone Generator EX at none against Tone Gen Pro's 1. Tone Generator EX also leads on update cadence (every 9 days vs every 3 months) and rating (4.8 vs 4.5). Tone Gen Pro's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Tone Gen Pro sells 1 one-off in-app purchase. Tone Generator EX asks for nothing beyond the download.

Tone Generator EX holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: Tone Generator EX has 532 ratings behind it against 48, so its average is the more settled of the two. Written reviews point the same way: 75% of Tone Gen Pro's written reviews are positive against 91% of Tone Generator EX's.

Tone Gen Pro ships an update every 3 months, Tone Generator EX every 9 days. The most recent releases landed on October 24, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Tone Gen Pro | Tone Generator EX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (48 ratings)](https://appshunter.io/ios/app/tone-gen-pro/id1448112303/reviews) | **[4.8 (532 ratings)](https://appshunter.io/ios/app/tone-generator-ex/id1462601423/reviews)** |
| Number of ratings | 48 | **532** |
| Positive reviews | 75.0% of reviews | **90.7% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 9 days** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 44 MB | 29 MB |
| Requires iOS | 12.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Ibrahim Al-Sammarraie](https://appshunter.io/developer/1448112302) | [An-Che Lee](https://appshunter.io/developer/1314851569) |

## What reviewers say

### Tone Gen Pro

[App page](https://appshunter.io/ios/app/tone-gen-pro/id1448112303)

Create various audio signals, including single tones, sweeps, and merged sounds, with extensive parameter control. Ideal for students, musicians, educators, and audio professionals exploring sound.

**Highlights:** Generate single type signals (sine, square, noise), Create sweep (chirp) signals (linear/exponential), Generate click signals with adjustable duty cycle, Merge multiple tones and sweeps, Frequencies up to 20 kHz, Extensive parameter control

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tone Gen Pro Full | $1.99 | one-time |


### Tone Generator EX

[App page](https://appshunter.io/ios/app/tone-generator-ex/id1462601423)

Generate a wide range of audio tones with adjustable frequencies and waveforms. Control playback in the background, from your notification drawer, or lock screen. The app automatically pauses for calls and alarms, and allows you to save custom presets.

**Highlights:** Frequency range 15Hz to 22KHz, Sine, Square, Sawtooth, Triangle waveforms, Auto-off timer, Background playback, Notification drawer control, Create custom presets, Set frequency by music note

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Clean, intuitive, and elegant interface design
- 🎵 Precise frequency control with decimal accuracy
- 💰 Completely free with no ads or subscriptions
- ⚙️ Customizable A440 tuning standard adjustment
- 💾 Preset saving and loading functionality

**What reviewers complain about**

- 📉 Limited frequency range (minimum 15Hz, maximum needs extension)
- 🚫 No direct frequency input via typing
- ⏸️ No export functionality for generated tones
- 🔇 Clicking sounds during frequency adjustments
- 📱 No stereo output capability

**Reported bugs**

- App crashes and won't play after initial use
- Requires unnecessary credit card information
- Potential compatibility issues with newer iOS versions

**Requested features**

- Extend frequency range to 10Hz or lower (0-12Hz requested)
- Extend upper frequency range to support .4-12Hz adjustments
- Direct frequency input by typing instead of dial adjustment
- VST3/AUv3/desktop plugin version for DAW integration
- Frequency sweep functionality with adjustable speed


## Frequently asked questions

### Is Tone Gen Pro free?

Tone Gen Pro is free to download, with in-app purchases available.

### Is Tone Generator EX free?

Tone Generator EX is free to download, with no in-app purchases.

### Which has better reviews, Tone Gen Pro or Tone Generator EX?

Tone Generator EX is rated higher. Tone Gen Pro averages 4.5 out of 5 from 48 ratings, while Tone Generator EX averages 4.8 from 532 ratings.

### Do Tone Gen Pro or Tone Generator EX have ads?

Tone Generator EX shows ads; Tone Gen Pro does not.

### Which is updated more often, Tone Gen Pro or Tone Generator EX?

Tone Gen Pro ships an update every 3 months, and Tone Generator EX every 9 days. Most recently, Tone Gen Pro was updated on October 24, 2026 and Tone Generator EX on November 3, 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.*