Comparison

Nidoria vs Sleep Mate

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

Head to head
About

Nidoria

This app tracks sleep quality using phone sensors, providing detailed sleep stage analysis and a daily sleep score. It offers soothing sounds, smart alarms, and motivational tools to help users improve their sleep habits and wake up refreshed.

Highlights
  • Automatic sleep tracking without wearables
  • Sleep stage classification (Awake, Light, Deep, REM)
  • Daily Sleep Score (0-100)
  • Soothing sleep sounds library
  • Smart alarm for gentle wake-ups
  • Sleep reports and history
  • Bedtime reminders and streaks
Features
Read full description

Nidoria — Sleep Better Every Night Track your sleep, drift off to soothing sounds, and wake refreshed with a Smart Alarm that knows the perfect moment to wake you. WHY NIDORIA Most sleep apps just count hours. Nidoria measures quality. Using motion and audio sensors, we classify every stage of your night — Awake, Light, Deep, and REM — then turn it into a Sleep Score you can actually act on. FREE FEATURES Automatic Sleep Tracking • One-tap session start — place phone on bed, sleep, wake up to insights • Motion + audio detection classifies sleep stages with no wearable needed • Sleep Score (0–100) for every night over 30 minutes • Live session timer with discard option for false starts Sleep Sounds • Six categories: Rain, ASMR, Healing, Meditation, Nature, Noise • A selection of sounds is free — premium tracks unlock with Nidoria Premium, or unlock an individual track by watching a short ad • Favorites playlist and background playback during sleep sessions Sleep Reports • Nightly breakdown: score, duration, start and wake times • Full session history — browse any past night • Visual sleep stage timeline Streaks & Motivation • Track consecutive sleep-tracked nights • Milestone rewards at 3, 7, 14, and 30+ days • Weekly calendar view and longest streak record Bedtime Reminders • Custom wind-down notifications 10, 20, or 30 minutes before bed • Onboarding survey personalizes recommendations Privacy First • Guest mode — full tracking without an account • Local data storage with optional cloud sync • No data sold, ever NIDORIA PREMIUM — requires a paid subscription (in-app purchase) Upgrade to unlock: • Smart Alarm — wakes you during light sleep within a 15–30 minute window; custom bedtime + wake schedule with weekday repeat; full-screen alarm with snooze and dismiss • Unlimited Premium Sounds — full access to every sound, no ad needed to unlock • Ad-free experience — removes all ads • Advanced Sleep Insights — 7-day duration and deep-sleep trend charts PERFECT FOR • Light sleepers seeking gentler wake-ups • Anyone tracking sleep without a wearable • ASMR, rain, and meditation sound lovers • Habit-builders who love streaks • Insomniacs, students, parents, shift workers Download Nidoria. Sleep smarter tonight. Privacy Policy: https://appaspect.com/apps/nidoria-sleeptracker/terms.html
 Terms of Use: https://appaspect.com/apps/nidoria-sleeptracker/privacy-policy.html

About

Sleep Mate

Read full description

Review your sleep records at a glance each morning. Sleep Mate is a sleep tracking app. It uses your overnight records to estimate sleep time and patterns, then shows them in a morning sleep report. You can also save brief nighttime sounds, including sounds like snoring. ● Sleep records Review estimated sleep time and patterns based on the information recorded between bedtime and waking. ● Snoring and nighttime sounds When a louder sound is detected, a short clip is saved on your device. Listen back in the morning. ● Sleep rhythm See your average sleep time over the past 7 days, typical sleep and wake times, and changes over 4 weeks. ● Calming sounds Choose rain, nature sounds, or white noise as background audio before bed. ● Wake-up alarms Set a one-time or repeating alarm. ● Privacy Sleep records and sound clips are stored on your device. They are not uploaded to a Sleep Mate server. The app is free to use and shows only banner ads. Sleep Mate is a wellness app for following sleep habits. It is not intended for medical diagnosis or treatment.

Screenshots

Nidoria4 screens
Sleep Mate4 screens

Verdict

The call

The clearest difference is in-app purchases: Sleep Mate at none against Nidoria's 2. Sleep Mate also leads on update cadence (every 3 days vs every 2 months). On price, ads, device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Nidoria sells 2 in-app purchases, starting at $4.99 per month. Sleep Mate asks for nothing beyond the download.

UpkeepUpdate frequency

Nidoria ships an update every 2 months, Sleep Mate every 3 days. Both last shipped on October 31, 2026.

Scorecard2 real differences · 7 level
Nidoria versus Sleep Mate: the parameters behind the verdict, then further details
ParameterNidoriaSleep Mate
PriceFreeFree
Rating1.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 2 monthsEvery 3 days — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.015.0
Further details — not scored
Size159 MB88 MB
Age rating12+4+
DeveloperAppAspect Technologies Pvt. Ltd.seongho park

In-app purchases

2 purchases

Nidoria

Subscriptions2
  • Monthly Premium Subscription$4.991 Month
  • Yearly Premium Subscription$14.991 Year
None

Sleep Mate

No in-app purchases

Questions

Is Nidoria free?
Nidoria is free to download, with in-app purchases available.
Is Sleep Mate free?
Sleep Mate is free to download, with no in-app purchases.
Do Nidoria or Sleep Mate have ads?
Both Nidoria and Sleep Mate show ads.
Which is updated more often, Nidoria or Sleep Mate?
Nidoria ships an update every 2 months, and Sleep Mate every 3 days. Most recently, Nidoria was updated on October 31, 2026 and Sleep Mate on October 31, 2026.

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