Comparison

NightBell vs ShiftRest

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

NightBell

This app monitors for sleepwalking episodes using motion sensors. It triggers a gentle alarm to wake you and can alert household members. A unique task-based system on a smartwatch helps differentiate between sleepwalking and being awake to prevent false alarms.

Highlights
  • Sleepwalking detection via motion sensors
  • Gentle alarm to wake user
  • Household member alerts
  • Smartwatch task for false alarm prevention
  • Designed for sleepwalker safety
Features
Read full description

NightBell is an app developed to meet sleepwalker needs. It’s designed to keep you safe by triggering an alarm, gently waking you up, and alerting your household members, if you start sleepwalking. Key Features: 1. Sleepwalking Detection: NightBell uses motion sensors to detect sleepwalking episodes and triggers an alarm to wake you up. 2. Gentle Alarm: The app wakes you up gently, minimizing disruption while ensuring you are aware of your sleepwalking. 3. Prevention of false alarms: If NightBell detects walking when the session is active, it will ask the user to perform a simple Task on the Apple Watch to understand if he’s awake or sleepwalking. Download NightBell now and experience the peace of mind that comes with knowing you'll be alerted if sleepwalking occurs. Sleep tight and let NightBell watch over your slumber.

About

ShiftRest

Features
Read full description

ShiftRest is the only sleep app built specifically for shift workers. Whether you work nights, rotating shifts, or irregular hours, ShiftRest helps you fall asleep faster, recover smarter, and show up stronger. BUILT FOR YOUR SCHEDULE Most sleep apps assume you sleep at night. ShiftRest doesn't. Enter your shift times and the app calculates your optimal sleep window, melatonin timing, and caffeine cutoff — all based on when you actually work. GUIDED MEDITATIONS WITH MAYA 8 meditations designed specifically for shift worker challenges — racing thoughts after a long shift, daytime sleep prep, post shift wind down, confidence before your next shift, and more. TRACK YOUR RECOVERY Log your sleep after every shift and rate how recovered you feel. ShiftRest tracks your recovery score over time so you can see what's working. SMART NOTIFICATIONS Get reminders for your melatonin window, caffeine cutoff, and bedtime — timed to your actual shift. AFFIRMATIONS FOR SHIFT WORKERS A full library of affirmations including shift worker specific, positivity, manifestation, morning energy, and before bed categories. ShiftRest Pro unlocks all 8 meditations, full affirmations library, recovery tracking, and smart notifications. Start with a 7-day free trial.

Screenshots

NightBell3 screens
ShiftRest4 screens

Verdict

The call

NightBell and ShiftRest are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ScorecardNo meaningful differences
NightBell versus ShiftRest: the parameters behind the verdict, then further details
ParameterNightBellShiftRest
PriceFreeFree
Rating5.0 (3 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings3 — better—
Update frequencyEvery 11 days—
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, Apple WatchiPhone, iPod
Requires iOS16.015.1 — better
Further details — not scored
Size4 MB48 MB
Age rating4+4+
DeveloperIrina DeevaACKEIL TRESTAN SHERWOOD

In-app purchases

None

NightBell

No in-app purchases

None

ShiftRest

No in-app purchases

Questions

Is NightBell free?
NightBell is free to download, with no in-app purchases.
Is ShiftRest free?
ShiftRest is free to download, with no in-app purchases.
Do NightBell or ShiftRest have ads?
Neither NightBell nor ShiftRest shows ads.

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