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Best Silent Library Challenge Apps & Games

250+ iOS apps & games curated and reviewed

4.7 avg rating
20 free apps & games
Updated September 2026

Decibel is the household name in silent library challenge, but it's far from the only option. We track 250+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Silent Library Challenge Apps & Games (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Decibel - sound level meterDecibel - sound level meterFree4.6★ (4.7K)NoYesSep 2026
2Silent library challengeSilent library challengeFree4.5★ (3.5K)YesNoSep 2026
3Decibel Metre (Sound Meter)Decibel Metre (Sound Meter)Free4.5★ (577)YesNoAug 2026
4Libby, the library appLibby, the library appFree4.9★ (4.4M)NoNoSep 2026
5Hoopla: Your Library AnywhereHoopla: Your Library AnywhereFree4.8★ (1.4M)NoNoSep 2026
6CloudLibraryCloudLibraryFree4.8★ (253K)NoNoSep 2026
7Discover - Downey City LibraryDiscover - Downey City LibraryFree—NoNoMay 2026
8Reed Memorial LibraryReed Memorial LibraryFree—NoNoMay 2026

Top Picks for Silent Library Challenge

Decibel - sound level meter#1

Decibel - sound level meter by App Rover

Spectrum frequency analyzer
Editor's Choice
🔧 Utilities
4.6😐(4.7K ratings)
FreeIn-App Purchases
Decibel - sound level meter screenshot 1
Decibel - sound level meter screenshot 2
Decibel - sound level meter screenshot 3
Decibel - sound level meter screenshot 4

Measure and analyze the sound pressure around you with this app. It provides spectrum frequency analysis and allows you to compare your recordings to a reference chart. Save your measurement history for future reference.

What We Love

  • ✨ Accurate sound measurement
  • 🔍 Helpful for verifying environmental noise
  • 📊 Useful for monitoring job site noise levels
  • 🔍 Good for deciding where to sit in restaurants

Room to Improve

  • 💰 Subscription-based model
  • 🐛 Glitches and bugs
  • 🔒 Security concerns (mic left open)
  • 🙅‍♀️ Inability to turn off or exit the app
Silent library challenge#2

Silent library challenge by FTY LLC.

Variety Game Show
Strong Contender
🎮 Games
4.5😞(3.5K ratings)
FreeAds
Silent library challenge screenshot 1
Silent library challenge screenshot 2
Silent library challenge screenshot 3
Silent library challenge screenshot 4

Engage in a quiet challenge within a library setting. Avoid making noise to prevent angering the librarian. Compete to become the 'Secretly King' in this unique variety game show experience.

What We Love

  • 🎮 Fun game
  • 💡 Variety of levels

Room to Improve

  • 🤖 Too many ads
  • 🐛 Crashes frequently
  • 🕹️ Levels are too hard
Decibel Metre (Sound Meter)#3

Decibel Metre (Sound Meter) by UniCom Technology

Measure the environment noise
Worth Considering
🔧 Utilities
4.5😐(577 ratings)
FreeAds
Decibel Metre (Sound Meter) screenshot 1
Decibel Metre (Sound Meter) screenshot 2
Decibel Metre (Sound Meter) screenshot 3
Decibel Metre (Sound Meter) screenshot 4
Decibel Metre (Sound Meter) screenshot 5
Decibel Metre (Sound Meter) screenshot 6

This application functions as a smart sound level meter, utilizing your device's microphone to measure ambient noise in decibels (dBA). It provides real-time readings on a digital screen and displays historical data through a graph. The app also shows reference noise levels and tracks minimum, average, and maximum decibel values.

What We Love

  • 👍 Simple and easy to use
  • 👍 Helpful tool for measuring sound levels
  • 👍 Straightforward and effective
  • 👍 Genuinely free and useful

Room to Improve

  • 🐛 Inaccurate readings
  • 🐛 Inconsistent measurements
  • 🐛 Reset button doesn't reset average value
  • 🐛 No calibration feature

More Silent Library Challenge apps to explore

FAQ about Silent Library Challenge

What are the best silent library challenge apps & games for iPhone?
Decibel - sound level meter tops our silent library challenge apps & games ranking as of September 2026, with a 4.6-star average from 4.7K App Store ratings, and it's free to download.
Yes — 20 of the top silent library challenge apps & games we rank are free to download, including Decibel - sound level meter and Silent library challenge.
Decibel - sound level meter has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 250+ silent library challenge apps & games on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
Decibel is an application designed to measure the sound pressure levels around you. It offers spectrum frequency analysis, allowing you to visualize sound variations and compare your recordings against a provided reference chart.
Key features include accurate sound pressure measurement, support for various decibel scales (dBa, dBb, dBc, dBz), the ability to save unlimited recordings and their spectrum analysis, and a detailed reference chart for comparison. It also boasts a unique and intuitive interface.