ECHOES interactive sound walks vs PROCSD
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ECHOES interactive sound walks
Discover immersive audio experiences triggered by your location. Explore curated sound walks from artists worldwide, keeping your device in your pocket. Download content for offline use and enjoy rich media as you journey.
- Location-triggered audio content
- Offline download for tours
- Indoors and outdoors walks
- Multilanguage support
- Rich media integration (audio, video, text, images)
- User-generated content creation
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-- Beautiful content, smart technology, unique experience -- Explore our collection of audio walks, created by authors and artists around the world and powered by Echoes. Enjoy an experience that evolves as you travel around. Our content is triggered by GPS or iBeacons when you physically walk inside the geofenced area of individual sounds - so you can keep your device in your pocket and concentrate on the experience around you. Our app allows you to explore what’s nearby and listen to incredible tours from our community. Check back often to see new content being added! You can easily download individual tours and save them offline for patchy connectivity. Then just make sure you have GPS enabled, plug in your headphones and start walking. Download for free and get exploring! Best experienced with a good pair of headphones. -- Features -- • Available online or offline (download first) • Indoors and outdoors walks • Available globally, multilanguage • Rich media: voiceovers: audio, video, text and images -- Want to create your own walk? -- Head to https://echoes.xyz and sign up to make amazing interactive experiences – it’s free.
PROCSD
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Ultra-processed food is not just unhealthy. It is engineered to be addictive. PROCSD is a 90-day science-backed recovery program built specifically for ultra-processed food addiction. Not a diet app. Not a calorie counter. A structured recovery system designed to help you understand your addiction and break free from it for good. What PROCSD includes: - 90-day recovery program with 10 levels from Foundation to Healed - Sage, your AI recovery coach available 24/7 - Daily habit tracking with 6 recovery activities - Craving support tools for when it gets hard - 24 science-backed lessons on UPF addiction and recovery - Recovery analytics showing your progress in real time - Streak system, milestone celebrations and level badges - Soundscapes for relaxation and craving management - Weekly journal for reflection and progress Your body wants to heal. Give it 90 days. SUBSCRIPTION INFORMATION A PROCSD SUBSCRIPTION is required to use and enjoy full access to features and content. If you choose a PROCSD subscription, payment will be charged to your iTunes Account at confirmation of purchase. The subscription will automatically renew unless turned off in your iTunes Account Settings at least 24 hours before the current period ends. From iTunes Account settings you can manage your subscription and turn off auto-renew. Your iTunes Account will be charged when the purchase is confirmed. If you subscribe before your trial ends, the remaining free trial period will be forfeited when your purchase is confirmed. Terms of Use: https://procsd.app/terms-conditions Privacy Policy: https://procsd.app/privacy-policy
Screenshots
Verdict
The clearest difference is update cadence: ECHOES interactive sound walks at every 8 days against PROCSD's every 4 months. PROCSD's advantage is iOS requirement (15.1 vs 18.6). On price, ads, in-app purchases and device support 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. ECHOES interactive sound walks sells 7 in-app purchases, starting at $5.99 per month and PROCSD sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.
ECHOES interactive sound walks ships an update every 8 days, PROCSD every 4 months. The most recent releases landed on November 11, 2026 and November 5, 2026 respectively.
| Parameter | ECHOES interactive sound walks | PROCSD |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (203 ratings) — better | — |
| Positive reviews | 38.5% of reviews | — |
| Number of ratings | 203 — better | — |
| Update frequency | Every 8 days — better | Every 4 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 134 MB | 132 MB |
| Age rating | 4+ | 12+ |
| Developer | Echoes.xyz | Daniel Vermes |
In-app purchases
ECHOES interactive sound walks
- Elemental$5.991 Month
- Extend$7.991 Month
- Open the Night (De) Hausvogteiplatz$3.99
- Elemental$6.99
- Extend$7.99
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- Passages of the Past$14.99
- Hawthorne's Shadow$14.99
PROCSD
- PROCSD Monthly$9.991 Month
- PROCSD Yearly$59.991 Year
Questions
Is ECHOES interactive sound walks free?
Is PROCSD free?
Do ECHOES interactive sound walks or PROCSD have ads?
Which is updated more often, ECHOES interactive sound walks or PROCSD?
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