Outer Space vs OB
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Outer Space
This app emulates a vintage tape echo unit from the seventies, featuring three playback heads and two spring reverb tanks. It models various tape responses and analog imperfections for authentic sound.
- Tape echo emulation
- Three playback heads
- Two spring reverb tanks
- Multiple tape responses
- Analog imperfection modeling
- AUv3 and Standalone support
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Outer Space is a faithful emulation plugin of a famous vintage tape echo made in the early seventies. As the original unit, Outer Space features a tape echo section with three playback heads and two spring reverb tanks. We have modelled three different tape frequency responses and saturations, along with all the analog imperfections of tape recording/playback. Available as AUv3 and Standalone.
OB
This app recreates a classic vintage synthesizer, offering rich, full-bodied tones for electronic music, recordings, and film scores. It features MPE support, an on-screen MIDI keyboard, and high-quality rendering for enhanced music production.
- Oberheim OB-X emulation
- MPE support
- On-screen MIDI keyboard
- High-quality retina rendering
- AUv3 improvements
- Preset search with categories
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OB-Xd is a classic synthesizer that captivates musicians with its rich, full-bodied tones and expansive sound design. Perfect for adding a vintage touch to electronic tracks, live recordings, or film scores, OB-Xd brings unique and expressive qualities to your music. Designed to recreate the Oberheim OB-X, it features enhancements like micro random detuning and unison for a fuller sound. Elevate your studio setup and music production with OB-Xd today. • Full MPE support with configurable pitch bend, aftertouch, timbre, and pressure depth. • On-screen MIDI keyboard with pitch bend and mod wheels (iPad only). • Native iOS popups, dialogs, and text input throughout the interface. • Search Presets with category subfolders and native no-results dialog. • High-quality retina rendering. • AUv3 improvements: async file choosers, host viewport resize, and Bluetooth MIDI access.
Screenshots
Verdict
The clearest difference is rating: Outer Space at 5.0 against OB's 4.1. Outer Space also leads on review sentiment (100% vs 75%) and iOS requirement (12.0 vs 15.0). OB's advantage is update cadence (every 10 days vs every 6 months). On price, ratings volume, 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
Outer Space costs $19.99 and OB $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Outer Space holds the better App Store score, 5.0 against 4.1. Both are backed by a comparable volume of ratings — 16 and 15 respectively. Written reviews point the same way: 100% of Outer Space's written reviews are positive against 75% of OB's.
Outer Space ships an update every 6 months, OB every 10 days. Both last shipped on October 24, 2026.
| Parameter | Outer Space | OB |
|---|---|---|
| Price | $19.99 | $19.99 |
| Rating | 5.0 (16 ratings) — better | 4.1 (15 ratings) |
| Positive reviews | 100.0% of reviews — better | 75.0% of reviews |
| Number of ratings | 16 — better | 15 |
| Update frequency | Every 6 months | Every 10 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 25 MB | 210 MB |
| Age rating | 4+ | 4+ |
| Developer | AudioThing Ltd. | DiscoDSP LLC |
Customer experience
Outer Space
OB
In-app purchases
Outer Space
No in-app purchases
OB
No in-app purchases
