# BLEASS Alpha Synthesizer vs Tera Pro

The clearest difference is price: Tera Pro at $6.99 against BLEASS Alpha Synthesizer's $14.99. Tera Pro also leads on update cadence (every 5 days vs every 2 months) and iOS requirement (12.0 vs 15.0). BLEASS Alpha Synthesizer's advantage is rating (4.9 vs 4.6) and review sentiment (86% vs 69%). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

BLEASS Alpha Synthesizer costs $14.99 and Tera Pro $6.99 up front. BLEASS Alpha Synthesizer sells 10 one-off in-app purchases and Tera Pro sells 6 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

BLEASS Alpha Synthesizer holds the better App Store score, 4.9 against 4.6. Both are backed by a comparable volume of ratings — 109 and 154 respectively. Written reviews point the same way: 86% of BLEASS Alpha Synthesizer's written reviews are positive against 69% of Tera Pro's.

BLEASS Alpha Synthesizer ships an update every 2 months, Tera Pro every 5 days. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | BLEASS Alpha Synthesizer | Tera Pro |
| --- | --- | --- |
| Price | $14.99 | **$6.99** |
| Rating | **[4.9 (109 ratings)](https://appshunter.io/ios/app/bleass-alpha-synthesizer/id1476042892/reviews)** | [4.6 (154 ratings)](https://appshunter.io/ios/app/tera-pro/id1578464219/reviews) |
| Number of ratings | 109 | **154** |
| Positive reviews | **86.1% of reviews** | 69.4% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 38 MB | 306 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [BLEASS](https://appshunter.io/developer/1220444177) | [Harry Gohs](https://appshunter.io/developer/382428644) |

## What reviewers say

### BLEASS Alpha Synthesizer

[App page](https://appshunter.io/ios/app/bleass-alpha-synthesizer/id1476042892)

This versatile polyphonic synthesizer offers a virtual analog sound engine inspired by classic hardware. It provides intuitive sound design tools, efficient CPU usage, and a unique motion sequencer for expressive modulation. Explore a vast library of presets and create unique sounds for your music.

**Highlights:** Virtual analog polyphonic stereo synthesizer, Intuitive sound design interface, CPU efficient for live performance, Unique motion sequencer, Built-in arpeggiator, Over 200 factory presets, Audio Unit V3 compatible

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sound Of Izrael Preset Pack | $2.99 | one-time |
| Red Sky Lullaby Preset Pack | $2.99 | one-time |
| MPE Preset Pack #1 | $3.99 | one-time |
| Lily Jordy Preset Pack | $3.99 | one-time |
| The GarageBand Guide Pack | $3.99 | one-time |
| Hoops Collection #1 | $3.99 | one-time |
| Yawdel Preset Pack | $3.99 | one-time |
| Funk Preset Pack | $3.99 | one-time |
| Torley Preset Pack | $4.99 | one-time |
| The Sound Test Room Pack | $4.99 | one-time |


### Tera Pro

[App page](https://appshunter.io/ios/app/tera-pro/id1578464219)

Explore a vast array of sound synthesis methods, from analog emulations to modern digital techniques. Combine modules for unique sonic textures, enhanced by an intelligent interface and realtime visual feedback. Expand your sound palette with additional modules available through in-app purchases.

**Highlights:** Multiple synthesis methods (analog, FM, spectral, additive), Physical modeling and wave shaping, Intelligent user interface with realtime scopes, Flexible module routing, 128-voice polyphony with vintage voice modeling, Seamless sound switching, Extensive preset library

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Library WaveShaper | $0.99 | one-time |
| Module Waves | $5.99 | one-time |
| FM 7 module | $5.99 | one-time |
| Module RingZ | $5.99 | one-time |
| Module BrainZ | $6.99 | one-time |
| Module CloudZ | $9.99 | one-time |

**What reviewers like**

- 🎵 Exceptional sound quality and versatile synthesis capabilities
- 💡 Innovative modular workflow with flexible architecture
- 🎛️ Extensive preset library (1000+ presets)
- 🔧 Powerful sound design tools with multiple synthesis types
- 📱 Available on both iOS and macOS (M1)

**What reviewers complain about**

- 🎮 Steep learning curve and complex UI
- ⌨️ Unconventional on-screen keyboard design
- 🐛 Frequent crashes and stability issues
- 🔊 Dangerously loud output without limiter
- ⚙️ UI elements sometimes unresponsive or laggy

**Reported bugs**

- App crashes on macOS and iOS
- Piano keyboard not appearing
- Wavetable module IAP producing no sound
- In-app purchases disappearing or not activating
- Presets causing white noise or feedback blasts

**Requested features**

- Undo/Redo functionality
- MIDI Panic button (prominent placement)
- Output limiter for safety
- Standard black and white keyboard option
- Favorites/bookmarking system for presets


## Frequently asked questions

### Is BLEASS Alpha Synthesizer free?

BLEASS Alpha Synthesizer costs $14.99, and also offers in-app purchases.

### Is Tera Pro free?

Tera Pro costs $6.99, and also offers in-app purchases.

### Which has better reviews, BLEASS Alpha Synthesizer or Tera Pro?

BLEASS Alpha Synthesizer is rated higher. BLEASS Alpha Synthesizer averages 4.9 out of 5 from 109 ratings, while Tera Pro averages 4.6 from 154 ratings.

### Do BLEASS Alpha Synthesizer or Tera Pro have ads?

Neither BLEASS Alpha Synthesizer nor Tera Pro shows ads.

### Which is updated more often, BLEASS Alpha Synthesizer or Tera Pro?

BLEASS Alpha Synthesizer ships an update every 2 months, and Tera Pro every 5 days. Most recently, BLEASS Alpha Synthesizer was updated on October 24, 2026 and Tera Pro on October 21, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*