SweetSleep vs Fidgetyne
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SweetSleep
This application uses advanced digital audio synthesis technology to adjust sound wave frequencies. It aims to help users achieve an optimal brain state for relaxation and passion, empowering them to manage their well-being without medication.
- Digital audio synthesis
- Sound wave frequency adjustment
- Brain state optimization
- DIY well-being management
- Passion and relaxation enhancement
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[Sweet Sleep] is supported by the Medisound laboratory which is concentrate on the research of BBT biological effect, this software adopts the up to date synthesize technology of digital audio, aiming at the specific goal to delicate adjustment the frequency of sound wave, and to assist inducing the brain to access the optimal situation, use the software to tap your potential, reappearing your passion. Become a healthcare doctor of yourself, now DIY and say goodbye to the pills!
Fidgetyne
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Fidgetyne is a calm, ad-free box of sensory toys for keeping restless hands and busy minds occupied. There is nothing to win and no way to lose — just satisfying things to tap, spin, peel, rake, and line up, whenever you need to settle. Built with autistic people, ADHD, and anxiety in mind, Fidgetyne is made for self-regulation and stimming. Every toy is quiet, predictable, and under your control. 14 DAYS FREE — NO CARD REQUIRED Every toy is unlocked for 14 days from the moment you first open Fidgetyne. No card, no account, nothing to sign up for. When the trial ends, a paid plan is required to keep using the app and every activity listed below: • Fidgetyne Pro — $2.99 per year, an auto-renewing subscription. • Fidgetyne Lifetime — $4.99 one-time purchase. Never renews. Prices are US pricing and may vary by region. A subscription is charged to your Apple Account when you subscribe, and renews automatically unless it is cancelled at least 24 hours before the end of the current period. Manage or cancel any time in your Apple Account settings. TWELVE ACTIVITIES (free for 14 days, then included with Fidgetyne Pro or Fidgetyne Lifetime) • Flow — tilt your phone to roll a colour-shifting ball through a glass loop • Pop Pop Pop — tap or drag across endless bubbles • Spinner — flick a spinner and feel it slow • Fidget Cube — clicky buttons, switches, and sliders • Line Up — arrange and order objects until they snap into place • Chimes — glide across soft, warm tones • Sand — rake smooth grooves through a zen garden • Peel — peel a film off and reveal the colour underneath • Springs — press soft spring-loaded cushions and feel them rise • Shape Sorter — drop each shape into its matching hole • Ring Stacker — stack the rings on the peg, big to small • Squish — squeeze a squeaky toy MADE TO FEEL SAFE • No ads — ever • No sign-in and no account • Works fully offline • No advertising ID and no cross-app ad tracking • Anonymous, aggregate usage stats only — never sold or shared for ads • Gentle Mode and Reduce Motion for sensitive senses • Adjustable sound and haptics Fidgetyne never interrupts you, never surprises you, and never sells your attention. Just a quiet place for your hands. Terms of Use (EULA): https://apps.solvyne.com/terms Privacy Policy: https://apps.solvyne.com/fidgetyne/privacy From Solvyne Technologies.
Screenshots
Verdict
The clearest difference is update cadence: Fidgetyne at every 3 weeks against SweetSleep's every 6 weeks. 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. Neither carries in-app purchases, so what you see is what you pay.
SweetSleep ships an update every 6 weeks, Fidgetyne every 3 weeks. The most recent releases landed on November 2, 2026 and October 28, 2026 respectively.
| Parameter | SweetSleep | Fidgetyne |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (4 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 4 — better | — |
| Update frequency | Every 6 weeks | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 50 MB | 77 MB |
| Age rating | 4+ | 4+ |
| Developer | Omesoft | Solvyne Technologies |
In-app purchases
SweetSleep
No in-app purchases
Fidgetyne
No in-app purchases









