Comparison

Sleep vs IQ Spot Differ

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

Head to head
About

Sleep

Drift off to sleep with a variety of soothing content, including narrated stories, guided meditations, and ambient sounds. Manage stress and anxiety to improve sleep quality and establish a consistent bedtime routine.

Highlights
  • Bedtime stories
  • Sleep meditations
  • Extensive sound library
  • Fade out timer
  • Bedtime reminder
Features
Read full description

Having trouble sleeping? It’s time to say goodbye to sleepless nights and stop missing out on sweet dreams! Sleep will be your favorite lullaby and will help you fall asleep thanks to soothing stories, meditations, white noise, tons of sounds from different environments and much more. You are not the only one to face issues at night. It is not uncommon to find it hard to fall asleep or to wake up various times during the night: Sleep feels you and we're here to help! Learn how to manage stress and anxiety so they don’t ruin your doze anymore, and bring peacefulness into your life. This app provides you with many features that answer to your own needs, from the fight against insomnia to making the morning wake up easier, from improving sleep quality to the management of tinnitus. *FEATURES* - Bedtime stories: listen to narrated bedtime stories designed to lull you to sleep that will help you turn off your mind. Let these peaceful, soft narrations calm your nerves. We found out the best narrators for you: choose among 10 soothing voices the ones you prefer. - Sleep meditations: improve your mindfulness and relieve stress and anxiety in just a few minutes a day. Disconnect your mind, take deep breaths and dive into slumberland. - Sleep sounds: discover a broad library of carefully selected sounds, choose your favorite mix or create your own combination. Fireplace, cat purring, hairdryer, gong, thunder, airplane, urban rain: more than 80 sounds are waiting for you. - Fade out timer: decide the time you want sounds gently dissolve to avoid disturbing your blissful dream. This way you can relax without thinking about switching off your phone. - Bedtime reminder: having a consistent bedtime is key to better sleep, so set up a reminder to go to bed and be sure to awake refreshed. Go on a dreamy adventure into “The Valley of a Hundred Waterfalls” or lose yourself in the “City of many canals". Establish a relaxing bedtime schedule to get your mind and body ready for slumber with Sleep! ---------- SUBSCRIPTION INFO: Subscribe to take advantage of the features described above. • Subscription length: weekly, monthly, yearly • Your payment will be charged to your iTunes Account as soon as you confirm your purchase. • You can manage your subscriptions and turn off auto-renewal from your Account Settings after the purchase. • Your subscription will renew automatically, unless you turn off auto-renew at least 24 hours before the end of the current period. • The cost of renewal will be charged to your account in the 24 hours prior to the end of the current period. • When canceling a subscription, your subscription will stay active until the end of the period. Auto-renewal will be disabled, but the current subscription will not be refunded. • Any unused portion of a free trial period, if offered, will be forfeited when purchasing a subscription. Terms of service: https://bendingspoons.com/tos.html?app=1447478883 Privacy policy: https://bendingspoons.com/privacy.html?app=1447478883 Have a feature request you would like to see in a future version of the app? Do not hesitate to contact us at sleep@bendingspoons.com Website: sleepapp.com

About

IQ Spot Differ

Sharpen your observation skills with this puzzle game that challenges you to find subtle differences between two images. Enjoy a relaxing, brain-boosting experience with numerous levels and stunning visuals, suitable for all ages.

Highlights
  • Find subtle differences between images
  • Relaxing, no-timer gameplay
  • Numerous challenging levels
  • Stunning HD visuals
  • Family-friendly cognitive enhancement
  • Zoom and hint features
Features
Read full description

Are you ready for a brain-boosting challenge? Dive into "IQ Spot Differ," a puzzle game that lets you relax your mind while sharpening your observation skills! Players explore images that appear identical but actually harbor subtle differences. This activity not only refines observational and attention skills, but it also provides a rewarding sense of achievement with each successful identification of discrepancies. **How to Play:** - Examine two almost identical pictures to identify any differences. - Tap the screen each time you spot a variance. - Utilize zoom features to scrutinize details more clearly. - Use hints if you're stuck on a particularly challenging difference. - Complete each challenge and move to the next level in your journey of spotting differences! **Key Features:** - No timer: Explore at your own pace, whenever and wherever you choose! - Numerous challenging levels: Suitable for everyone from beginners to experts. - Stunning HD visuals: Exquisitely designed levels created by a professional team of designers. - Beauty Spotter: Identify the subtle differences in character images. - Letter-Digit hunt: Engage in a unique puzzle gameplay that enhances various cognitive abilities for both you and your family. - Family-friendly: Designed to be enjoyable and beneficial for both adults and children, improving cognitive functions and concentration in a fun way. - Simple yet captivating gameplay: Find differences, tap them, and employ hints as needed. Ready to unleash your inner detective? Whether you are seasoned or new to difference-finding games, "IQ Spot Differ" offers a top-quality, enjoyable gaming experience. Download now and start your journey of visual challenges! **Subscription Details:** - Payment will be charged to the credit card associated with your iTunes Account upon confirmation of purchase. - Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. - Your account will be charged for renewal within 24 hours prior to the end of the current period, and the cost of renewal will be specified. - Manage your subscription and turn off auto-renewal by accessing your Account Settings after purchase. - Terms of Use: https://www.stormygrowth.com/terms - Privacy Policy: https://www.stormygrowth.com/privacy - Support: https://www.stormygrowth.com/support

Screenshots

Sleep4 screens
IQ Spot Differ4 screens

Verdict

The call

The clearest difference is rating: Sleep at 4.3 against IQ Spot Differ's 3.7. Sleep also leads on ratings volume (9.8K vs 3). IQ Spot Differ's advantage is monetization model (free with in-app purchases vs subscription). On price, update cadence, ads and in-app purchases 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. Sleep sells 12 in-app purchases, starting at $2.99 per 7 days and IQ Spot Differ sells 4 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Sleep holds the better App Store score, 4.3 against 3.7. That said, the two scores are not equally well evidenced: Sleep has 9.8K ratings behind it against 3, so its average is the more settled of the two.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 weeks. Both last shipped on October 24, 2026.

Scorecard3 real differences · 7 level
Sleep versus IQ Spot Differ: the parameters behind the verdict, then further details
ParameterSleepIQ Spot Differ
PriceFreeFree
Rating4.3 (9.8K ratings) — better3.7 (3 ratings)
Positive reviews59.9% of reviews—
Number of ratings9.8K — better3
Update frequencyEvery 3 weeksEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationSubscriptionFree with in-app purchases — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.012.0 — better
Further details — not scored
Size61 MB341 MB
Age rating4+4+
DeveloperMosaic S.r.l.STORMY GROWTH LIMITED

Customer experience

Sleep

All ratings9,788 ratings
Positive81.4%
Neutral4.0%
Negative14.6%
Written reviews1,067 reviews
Positive59.9%
Neutral6.8%
Negative33.3%

IQ Spot Differ

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%

Bugs and requests

Sleep

Reported bugs

2 issues
  • Sound playback stops when screen is locked
  • Frequent app crashes on older devices

Requested features

5 requests
  • More free sound options
  • Ability to save custom sound mixes
  • Integration with smart home devices
  • Offline mode for sound playback
  • Personalized sleep tracking and analysis

IQ Spot Differ

Not enough reviews yet to summarise bugs or requests.

In-app purchases

12 purchases

Sleep

Subscriptions12
  • Weekly Pro$2.997 Days
  • Weekly Pro with Free Trial7 Days trial$2.997 Days
  • Weekly Premium with Free Trial7 Days trial$3.997 Days
Show 9 more
  • Weekly Bundle - Free Trial7 Days trial$3.997 Days
  • Weekly Bundle - No Free Trial$3.997 Days
  • Help fall asleep7 Days trial$4.997 Days
  • Weekly Premium with Free Trial7 Days trial$4.997 Days
  • Weekly Bundle7 Days trial$4.997 Days
  • Weekly Bundle with Free Trial7 Days trial$4.997 Days
  • Bundle - Weekly - Free Trial7 Days trial$6.997 Days
  • Bundle - Weekly$6.997 Days
  • Monthly Pro with Free Trial7 Days trial$9.991 Month
4 purchases

IQ Spot Differ

Subscriptions3
  • IQ Spot Differ Weekly Premium$3.997 Days
  • IQ Spot Differ Weekly Premium3 Days trial$3.997 Days
  • IQ Spot Differ Yearly Premium$19.991 Year
One-time1
  • IQ Spot Differ 300 coins$0.99

Questions

Is Sleep free?
Sleep is free to download, with in-app purchases available.
Is IQ Spot Differ free?
IQ Spot Differ is free to download, with in-app purchases available.
Which has better reviews, Sleep or IQ Spot Differ?
Sleep is rated higher. Sleep averages 4.3 out of 5 from 9.8K ratings, while IQ Spot Differ averages 3.7 from 3 ratings.
Do Sleep or IQ Spot Differ have ads?
Neither Sleep nor IQ Spot Differ shows ads.
Which is updated more often, Sleep or IQ Spot Differ?
Sleep ships an update every 3 weeks, and IQ Spot Differ every 3 weeks. Most recently, Sleep was updated on October 24, 2026 and IQ Spot Differ on October 24, 2026.

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