# 7XWAVE Sample Synth Loop Maker vs ab Astrometry X

The clearest difference is price: 7XWAVE Sample Synth Loop Maker at $1.99 against ab Astrometry X's $12.99. 7XWAVE Sample Synth Loop Maker also leads on update cadence (every 10 days vs every 7 months). ab Astrometry X's advantage is review sentiment (100% vs 57%) and rating (5.0 vs 4.2). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

7XWAVE Sample Synth Loop Maker costs $1.99 and ab Astrometry X $12.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ab Astrometry X holds the better App Store score, 5.0 against 4.2. Both are backed by a comparable volume of ratings — 10 and 6 respectively. Written reviews point the same way: 57% of 7XWAVE Sample Synth Loop Maker's written reviews are positive against 100% of ab Astrometry X's.

7XWAVE Sample Synth Loop Maker ships an update every 10 days, ab Astrometry X every 7 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | 7XWAVE Sample Synth Loop Maker | ab Astrometry X |
| --- | --- | --- |
| Price | **$1.99** | $12.99 |
| Rating | [4.2 (10 ratings)](https://appshunter.io/ios/app/7xwave-sample-synth-loop-maker/id1500808329/reviews) | **[5.0 (6 ratings)](https://appshunter.io/ios/app/ab-astrometry-x/id6477390551/reviews)** |
| Number of ratings | **10** | 6 |
| Positive reviews | 57.1% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 7 months |
| Monetization | Paid | Paid |
| Size | 49 MB | 9 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rob Wilmot](https://appshunter.io/developer/520672432) | [Alejandro Cabrera Zuniga](https://appshunter.io/developer/1660382836) |

## What reviewers say

### 7XWAVE Sample Synth Loop Maker

[App page](https://appshunter.io/ios/app/7xwave-sample-synth-loop-maker/id1500808329)

This app offers a 7-channel sample sequencer with advanced synth and modulation features for intricate sound manipulation. Create beats, glitch effects, and complex loops with extensive editing and real-time parameter control. Export your creations or sync with other music applications.

**Highlights:** 7-channel sample sequencer, Animatable modulation, Sample mangling and glitch effects, Real-time parameter recording, Independent sequence lengths, Built-in effects (distortion, reverb, delay), MIDI and Ableton Link sync

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

**In-app purchases:** none


### ab Astrometry X

[App page](https://appshunter.io/ios/app/ab-astrometry-x/id6477390551)

This advanced audio effect offers dynamic multitap delay with randomized tap positioning around the listener. Control tap viscosity, time, and loudness intuitively via an XY pad. Create custom delay lines by syncing to your DAW or using free time, in serial or parallel modes.

**Highlights:** Random tap positioning, Viscosity, Time, and Loudness control, Intuitive XY Pad design, DAW sync or free time, Serial or parallel mode

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 7XWAVE Sample Synth Loop Maker free?

7XWAVE Sample Synth Loop Maker costs $1.99, with no in-app purchases.

### Is ab Astrometry X free?

ab Astrometry X costs $12.99, with no in-app purchases.

### Which has better reviews, 7XWAVE Sample Synth Loop Maker or ab Astrometry X?

ab Astrometry X is rated higher. 7XWAVE Sample Synth Loop Maker averages 4.2 out of 5 from 10 ratings, while ab Astrometry X averages 5.0 from 6 ratings.

### Do 7XWAVE Sample Synth Loop Maker or ab Astrometry X have ads?

Neither 7XWAVE Sample Synth Loop Maker nor ab Astrometry X shows ads.

### Which is updated more often, 7XWAVE Sample Synth Loop Maker or ab Astrometry X?

7XWAVE Sample Synth Loop Maker ships an update every 10 days, and ab Astrometry X every 7 months. Most recently, 7XWAVE Sample Synth Loop Maker was updated on November 3, 2026 and ab Astrometry X on November 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.*