# REACTOR vs Restrings

The clearest difference is review sentiment: Restrings at 100% against REACTOR's 44%. Restrings also leads on rating (5.0 vs 3.6) and update cadence (every 6 days vs every 3 weeks). REACTOR's advantage is in-app purchases (none vs 2) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Restrings sells 2 in-app purchases, starting at $1.99 per month. REACTOR asks for nothing beyond the download.

Restrings holds the better App Store score, 5.0 against 3.6. That said, the two scores are not equally well evidenced: REACTOR has 26 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 44% of REACTOR's written reviews are positive against 100% of Restrings's.

REACTOR ships an update every 3 weeks, Restrings every 6 days. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | REACTOR | Restrings |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (26 ratings)](https://appshunter.io/ios/app/reactor-amp-intelligence/id6755539496/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/restrings/id6780253925/reviews)** |
| Number of ratings | **26** | 3 |
| Positive reviews | 44.4% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Monetization | **Free** | Freemium |
| Size | 458 MB | 45 MB |
| Requires iOS | **17.0** | 26.5 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Positive Grid Inc](https://appshunter.io/developer/751979910) | [playability labs LLC](https://appshunter.io/developer/663109658) |

## What reviewers say

### 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


### Restrings

[App page](https://appshunter.io/ios/app/restrings/id6780253925)

A private log for guitarists to track string changes, including set, gauge, tuning, and notes. Compare past sets and feedback to confidently choose your next string set. Stores data in iCloud for cross-device syncing.

**Highlights:** Log string set, gauge, and tuning, Add notes on string feel, Attach photos of string packs, View restring history per instrument, Compare past string sets, Private iCloud storage and syncing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Annual | $19.99 | per year |


## Frequently asked questions

### Is REACTOR free?

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

### Is Restrings free?

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

### Which has better reviews, REACTOR or Restrings?

Restrings is rated higher. REACTOR averages 3.6 out of 5 from 26 ratings, while Restrings averages 5.0 from 3 ratings.

### Do REACTOR or Restrings have ads?

Restrings shows ads; REACTOR does not.

### Which is updated more often, REACTOR or Restrings?

REACTOR ships an update every 3 weeks, and Restrings every 6 days. Most recently, REACTOR was updated on October 28, 2026 and Restrings on October 24, 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.*