# THR Session vs REACTOR

The clearest difference is rating: REACTOR at 3.4 against THR Session's 2.6. REACTOR also leads on update cadence (every 3 weeks vs every 3 months) and review sentiment (47% vs 34%). THR Session's advantage is iOS requirement (8.0 vs 17.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

REACTOR holds the better App Store score, 3.4 against 2.6. Both are backed by a comparable volume of ratings — 16 and 23 respectively. Written reviews point the same way: 34% of THR Session's written reviews are positive against 47% of REACTOR's.

THR Session ships an update every 3 months, REACTOR every 3 weeks. The most recent releases landed on October 15, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | THR Session | REACTOR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (16 ratings)](https://appshunter.io/ios/app/thr-session-us/id488364313/reviews) | **[3.4 (23 ratings)](https://appshunter.io/ios/app/reactor-amp-intelligence/id6755539496/reviews)** |
| Number of ratings | 16 | **23** |
| Positive reviews | 34.3% of reviews | **46.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 3 MB | 713 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Yamaha Corporation of America](https://appshunter.io/developer/408058585) | [Positive Grid Inc](https://appshunter.io/developer/751979910) |

## What reviewers say

### THR Session

[App page](https://appshunter.io/ios/app/thr-session-us/id488364313)

Learn guitar songs more effectively by slowing down audio, changing pitch, and isolating instrument parts. Practice with your own music library and even mute original guitar or bass tracks to play along.

**Highlights:** Slow down songs without losing quality, Change song pitch, Repeat song segments, Cancel original guitar/bass sound, Isolate guitar/bass parts, Adjust tempo between 50-100%

**Features:** macOS Compatibility

**In-app purchases:** none


### REACTOR

[App page](https://appshunter.io/ios/app/reactor-amp-intelligence/id6755539496)

This app generates guitar tones by analyzing audio, images, or text descriptions. It offers deep control over amp models and effects, allowing users to create, save, and share custom sounds with a community. Requires a compatible amplifier for full functionality.

**Highlights:** AI-powered tone generation from audio, image, or text, 24 amp models with deep parameter control, 8 simultaneous effect slots, Drag-and-drop signal path editing, Custom amp creation and sharing, Preset library and onboard amp slots, Built-in tuner

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

**In-app purchases:** none


## Frequently asked questions

### Is THR Session free?

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

### Is REACTOR free?

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

### Which has better reviews, THR Session or REACTOR?

REACTOR is rated higher. THR Session averages 2.6 out of 5 from 16 ratings, while REACTOR averages 3.4 from 23 ratings.

### Do THR Session or REACTOR have ads?

Neither THR Session nor REACTOR shows ads.

### Which is updated more often, THR Session or REACTOR?

THR Session ships an update every 3 months, and REACTOR every 3 weeks. Most recently, THR Session was updated on October 15, 2026 and REACTOR on October 8, 2026.

---

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