OUTSIDIFY vs éist
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OUTSIDIFY
Explore and manipulate ambient sounds using your smartphone's microphone and speaker. Create unique audio effects, capture environmental resonances, and experiment with sound in real-world spaces. Unleash your creativity and discover new sonic possibilities.
- Create feedback loops
- Manipulate external sounds
- Use phone as resonant filter
- Capture impulse responses
- Explore real-world acoustics
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Outsidify allows you to manipulate and explore the sounds happening around your smartphone. The microphone and speaker of your phone are hiding exciting potential: create feedback, manipulate resonances, use your mouth as a resonant filter, capture the impulse responses of your coffee cup or the pipe at the construction site you're accidentally passing by. Just have fun. Your imagination is the only limit. Early electronic music was full of exploration of what you can do with just a microphone and speaker. Now it's your time to explore! Go outside and make sounds outside of your phone. What would you Outsidify? Features - create feedbacks from your phone´s microphone and speaker - play sounds from the speaker and influence them with outside conditions - the world is your resonator - capture impulse responses of any space you can fit your phone into - anytime!
éist
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Listen to the éist radio stream, browse the schedule, and find old shows that you missed.
Screenshots
Verdict
The clearest difference is price: éist at Free against OUTSIDIFY's $5.99. éist also leads on update cadence (every 3 days vs weekly). On ads, in-app purchases, device support and iOS requirement 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
éist is free to download; OUTSIDIFY costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.
OUTSIDIFY ships an update weekly, éist every 3 days. The most recent releases landed on October 24, 2026 and October 12, 2026 respectively.
| Parameter | OUTSIDIFY | éist |
|---|---|---|
| Price | $5.99 | Free — better |
| Rating | 4.9 (15 ratings) — better | — |
| Positive reviews | 88.9% of reviews | — |
| Number of ratings | 15 — better | — |
| Update frequency | Weekly | Every 3 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.2 | 15.1 — better |
| Further details — not scored | ||
| Size | 8 MB | 32 MB |
| Age rating | 4+ | 4+ |
| Developer | BASTL INSTRUMENTS | Aidan Reilly |
In-app purchases
OUTSIDIFY
No in-app purchases
éist
No in-app purchases
