OSCION vs SeamShift
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
OSCION
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Oscion is an intuitive, interactive real-time generator for binaural beats and pure tones. Two ways to listen: Binaural beats (headphones recommended) Binaural beats are an auditory effect that can occur when each ear hears a steady tone that is slightly different in pitch. Your brain may perceive a subtle beat at the difference between those tones. Because each ear needs its own tone, headphones are recommended. Pure tones (headphones or speakers) Set the beat frequency to 0 Hz to produce a single steady tone. This does not rely on a left/right difference, so it works through speakers or headphones. Clean, precise control: Oscion is designed for direct experimentation. β’ Adjust beat frequency and base frequency in real time. β’ Set a session length with the built-in timer so you donβt need to watch the clock. β’ Use the Transition feature to glide smoothly from your current tone to a different tone over a chosen duration. β’ Listen to Oscion on its own or while other audio is playing. Presets: Oscion includes binaural beat and solfeggio frequency presets along with the ability to create and save your own custom presets. No internet connection required: Oscion does not require an account and does not stream audio from a server. Everything runs locally directly from your device.
SeamShift
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SeamShift turns body measurements and finished-garment measurements into clear, repeatable pattern-alteration worksheets. Choose an alteration, see the exact formula and assumptions, follow a vector diagram, and keep the result with your sewing project. Includes full- and small-bust worksheets, waist-to-hip blending, length changes, shoulder width and a user-entered sway-back worksheet. Export PDF worksheets and CSV calculations, or create a validated JSON backup. SeamShift does not create copyrighted patterns and does not promise a perfect fit: always follow the pattern instructions and sew a test garment before cutting final fabric. No account, ads, tracking or developer server. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://viralcrew.de/apps/seamshift/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: OSCION at none against SeamShift's 3. OSCION also leads on iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. SeamShift sells 3 in-app purchases, starting at $3.99 per month. OSCION asks for nothing beyond the download.
| Parameter | OSCION | SeamShift |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks | β |
| Ads | No | No |
| In-app purchases | No β better | Yes |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 13.0 β better | 17.0 |
| Further details β not scored | ||
| Size | 24 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | LYLE LEWTON | Jasko Hodzic |
In-app purchases
OSCION
No in-app purchases
SeamShift
- SeamShift Pro Monthly$3.991 Month
- SeamShift Pro Yearly7 Days trial$17.991 Year
- SeamShift Pro Lifetime$29.99









