ShiftRhythm vs Mind Mate(TSL)
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
ShiftRhythm
This app helps night shift workers optimize their sleep and light exposure based on their unique roster. It provides personalized guidance for sleep, naps, and light timing to align with your body clock and manage sleep debt.
- Personalized sleep and nap timing
- Light exposure guidance
- Circadian rhythm dial
- Sleep score and debt tracking
- Roster presets and custom schedules
- Apple Watch app and widgets
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Night shifts flipped your sleep? Enter your roster and ShiftRhythm tells you when to sleep, when to nap, and when to seek or avoid light β today. WHAT IT DOES β’ 24-hour body-clock dial β see your estimated melatonin onset (DLMO) and biological night (CBTmin) at a glance β’ Light, nap & caffeine guidance β timed to your circadian rhythm and updated as your shifts change β’ Sleep score, sleep debt & recovery β last night's sleep plus HRV and resting heart rate from Apple Watch, telling you whether to push or recover β’ Presets that match real rosters β Panama 2-2-3 schedule (day/night), Pitman, DuPont, Fire 48/96, 12-hour rotating shifts, plus Korean and Japanese patterns. Or build your own custom rotation β’ Melatonin timing card (optional) β an informational window based on your estimated body clock. Not a recommendation to take melatonin; talk to your doctor or pharmacist first BUILT FOR SHIFT WORKERS Whether you're a night shift nurse, a firefighter on 48/96, a plant operator on a DuPont rotation, or a driver on a rotating roster β ShiftRhythm adapts to your schedule, not the other way around. β’ Tap any calendar day to correct that day's shift β’ Works from your schedule alone β no Apple Watch required β’ Apple Watch app and widgets included; available in English, Spanish, Korean, and Japanese PRIVATE BY DESIGN β’ No account. No server. Your data stays on your phone. β’ All circadian math runs on-device β health data never leaves your iPhone β’ No ads, no tracking PRICING β’ 30-day free trial β full features, no account needed β’ Then Monthly or Annual (Annual saves vs. monthly), or a one-time Lifetime purchase if you'd rather not subscribe β’ Subscriptions auto-renew; cancel anytime in Settings > Apple Account > Subscriptions Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://yoonspower.github.io/shiftrhythm/privacy.html ShiftRhythm is for general wellness and reference only. It is not a medical device and does not diagnose, treat, or monitor any medical condition. Values shown are estimates and may be inaccurate. Consult a professional for health concerns.
Mind Mate(TSL)
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Mind Mate(TSL)λ μ κ·κ°νΈμ¬μ μΌμ μ€νΈλ μ€ κ΄λ¦¬λ₯Ό μ§μνλ λ§μλλ΄ μ±μ λλ€. 근무 μΌμ κ³Ό μΌμ μνλ₯Ό κΈ°λ‘νκ³ , μλ©΄Β·μ€νΈλ μ€ κ΄λ ¨ μ€λ¬Έμ ν΅ν΄ μμ μ μνλ₯Ό λμλ³Ό μ μμ΅λλ€. λͺ μκ³Ό λ°μ΄λ Έλ΄ λΉνΈ μ½ν μΈ , μλ¦Ό μ€μ , μλ¬Ό μ±μ₯ λ° νμμΊ‘μ νλμ μ 곡ν©λλ€. μ£Όμ κΈ°λ₯ ⒠근무 μΌμ κ³Ό μΌμ κΈ°λ‘ κ΄λ¦¬ β’ μλ©΄Β·μ€νΈλ μ€ κ΄λ ¨ μΌμΌ λ° 5μΌ μ€λ¬Έ β’ λͺ μ λ° λ°μ΄λ Έλ΄ λΉνΈ μ½ν μΈ β’ μλ¦Ό μ€μ κ³Ό λ§μλλ΄ νλ λ³Έ μ±μ μλ£ μ§λ¨μ΄λ μΉλ£λ₯Ό λμ νμ§ μμ΅λλ€.
Screenshots
Verdict
The clearest difference is in-app purchases: Mind Mate(TSL) at none against ShiftRhythm's 3. Mind Mate(TSL) also leads on iOS requirement (15.0 vs 17.0). On price, update cadence, 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. ShiftRhythm sells 3 in-app purchases, starting at $2.99 per month. Mind Mate(TSL) asks for nothing beyond the download.
ShiftRhythm ships an update every 2 days, Mind Mate(TSL) every 3 days. The most recent releases landed on October 8, 2026 and September 29, 2026 respectively.
| Parameter | ShiftRhythm | Mind Mate(TSL) |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | β |
| Update frequency | Every 2 days β better | Every 3 days |
| Ads | No | No |
| In-app purchases | Yes | No β better |
| Monetization | Free with in-app purchases | β |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Requires iOS | 17.0 | 15.0 β better |
| Further details β not scored | ||
| Size | 16 MB | 328 MB |
| Age rating | 4+ | 4+ |
| Developer | Jaeyoun Kim | Hyun Park |
In-app purchases
ShiftRhythm
- Monthly$2.991 Month
- Yearly$14.991 Year
- Lifetime$39.99
Mind Mate(TSL)
No in-app purchases
Questions
Is ShiftRhythm free?
Is Mind Mate(TSL) free?
Do ShiftRhythm or Mind Mate(TSL) have ads?
Which is updated more often, ShiftRhythm or Mind Mate(TSL)?
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