REACTOR vs TAG Updater
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
REACTOR
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.
- 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
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Your imagination deserves an amplifier. REACTOR is the companion app for the REACTOR intelligent guitar combo amp — powered by Amp Intelligence™, a sound engine trained on over 1 million tones and the circuit-level DNA of 200+ legendary amp designs. Type an idea. Snap a photo. Drop in a recording. REACTOR builds the full signal chain in seconds. CREATOR HUB — THREE WAYS TO BUILD TONE • Audio to Tone. Upload a track or record a clip. Amp Intelligence analyzes the sound and rebuilds it as a playable guitar tone. • Image to Tone. See an amp, a pedalboard, or a setup that inspires you. Snap it. The app turns the photo into a matching tone. • Text to Tone. Describe an amp, an artist, or a feel in your own words. Amp Intelligence figures out the signal chain and makes it playable. • Build your own amps. Combine characteristics, shape deep parameters, and create original amp voices that don't exist anywhere else. Name them, save them, share them. DEEP CONTROL, INSTANT CHANGES • 24 amp models to start — full parameter access to gain structure, EQ, bias, and voicing • 8 simultaneous effect slots across Gate, Compressor, Drive, Modulation, Delay, Reverb, Wah, and EQ • Drag-and-drop signal path — reorder effects anywhere, insert the FX loop at any point • Unlimited preset library, organized by song, session, or genre • Assign presets to 8 onboard amp slots for instant recall on stage • Built-in tuner TONE MEMORY REACTOR remembers your prompts, inputs, and adjustments. Every time you create, it starts closer to the sound in your head. TONECLOUD Browse and download tones and custom amps from other players. Share your own. Discover patches built by artists and the global REACTOR community. CONNECTS TO YOUR AMP Pair over Bluetooth or Wi-Fi. Push presets and custom amps to your REACTOR combo amp. Pull them back to the app to edit, refine, or share. Now tone answers to you. — Requires a REACTOR 50 or REACTOR 100 amp for full functionality.
TAG Updater
This application allows Yamaha TransAcoustic guitar owners to transfer demo loop phrases and expand looper functionality. It works in conjunction with the TAG Remote app and guitar firmware updates.
- Transfer 10 demo loop phrases
- Expand looper function
- Play back transferred phrases
- Overdub phrases via guitar operation
- Compatible with Yamaha TransAcoustic guitars TAG3 C/TAS3 C
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TAG Updater is a dedicated app for Yamaha's TransAcoustic guitars TAG3 C/TAS3 C. You can transfer 10 demo loop phrases to the target model and expand the looper function. The transferred demo loop phrases can be played back and overdubbed by the guitar operation. In order to expand the functionality, you need to update another app, TAG Remote, and the guitar.
Screenshots
Verdict
The clearest difference is rating: REACTOR at 3.6 against TAG Updater's 2.4. REACTOR also leads on ratings volume (26 vs 5). On price, review sentiment, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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, 3.6 against 2.4. That said, the two scores are not equally well evidenced: REACTOR has 26 ratings behind it against 5, 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 40% of TAG Updater's.
| Parameter | REACTOR | TAG Updater |
|---|---|---|
| Price | Free | Free |
| Rating | 3.6 (26 ratings) — better | 2.4 (5 ratings) |
| Positive reviews | 44.4% of reviews — better | 40.0% of reviews |
| Number of ratings | 26 — better | 5 |
| Update frequency | Every 3 weeks | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 458 MB | 6 MB |
| Age rating | 4+ | +4 |
| Developer | Positive Grid Inc | Yamaha Corporation |
Customer experience
REACTOR
TAG Updater
In-app purchases
REACTOR
No in-app purchases
TAG Updater
No in-app purchases









