# AmpStamp vs TunerKit

The clearest difference is in-app purchases: TunerKit at none against AmpStamp's 22. TunerKit also leads on update cadence (weekly vs every 2 months). AmpStamp's advantage is ads (none vs shown) and device support (4 vs 2). On price there is nothing between them.

Both are free to download. AmpStamp sells 22 in-app purchases, starting at $4.99 per month. TunerKit asks for nothing beyond the download.

AmpStamp ships an update every 2 months, TunerKit weekly. The most recent releases landed on October 13, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | AmpStamp | TunerKit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (32 ratings)](https://appshunter.io/ios/app/ampstamp/id1065273964/reviews)** | — |
| Number of ratings | **32** | — |
| Positive reviews | 54.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 496 MB | 65 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [The Musicology Group, Inc.](https://appshunter.io/developer/1061725506) | [Kyusung Lee](https://appshunter.io/developer/1812204026) |

## What reviewers say

### AmpStamp

[App page](https://appshunter.io/ios/app/ampstamp/id1065273964)

This app recreates vintage guitar tones with models of classic amps, effects, and cabinets. Customize your sound, save presets, and use MIDI controllers for hands-free operation. Expand your sonic palette with individual purchases or an all-access subscription.

**Highlights:** Vintage amplifier modeling, Classic effects and cabinet simulations, Customizable sound presets, MIDI controller support, In-app Gear Shop, All-access subscription option

**Features:** Vision Pro support

**In-app purchases (22)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AmpStamp | $4.99 | per month |
| AmpStamp | $49.99 | per year |
| WH100 Wah | Free | one-time |
| OD101 Overdrive | $1.99 | one-time |
| EQ100 Treble Boost | $1.99 | one-time |
| CH102 Chorus | $1.99 | one-time |
| EQ106 Six Band Equalizer | $1.99 | one-time |
| FZ102 Fuzz | $1.99 | one-time |
| DS101A Distortion | $2.99 | one-time |
| VG402C Amplifier | $3.99 | one-time |
| VG205E Amplifier | $3.99 | one-time |
| VG402B Amplifier | $3.99 | one-time |
| EC101C Echo | $3.99 | one-time |
| VG302E Amplifier | $3.99 | one-time |
| VG207A Amplifier | $3.99 | one-time |
| AMB400 Plate Reverb | $3.99 | one-time |
| VG 2X12C 30W '67 Cabinet | $3.99 | one-time |
| VG 2X12C 100W '68 Cabinet | $4.99 | one-time |
| VG 2X12PB 100W '66 Cabinet | $4.99 | one-time |
| VG802C Amplifier | $4.99 | one-time |
| VG408D Amplifier | $4.99 | one-time |
| AmpStamp | $14.99 | one-time |


### TunerKit

[App page](https://appshunter.io/ios/app/tunerkit/id6781897343)

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

**In-app purchases:** none


## Frequently asked questions

### Is AmpStamp free?

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

### Is TunerKit free?

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

### Do AmpStamp or TunerKit have ads?

TunerKit shows ads; AmpStamp does not.

### Which is updated more often, AmpStamp or TunerKit?

AmpStamp ships an update every 2 months, and TunerKit weekly. Most recently, AmpStamp was updated on October 13, 2026 and TunerKit on October 4, 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.*