Comparison

Flowing 2 ~ Sleep Sounds Relax vs Flex Scanner

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

Head to head
About

Flowing 2 ~ Sleep Sounds Relax

Immerse yourself in high-quality nature soundscapes with advanced 3D audio for better sleep and focus. Mix ambient sounds and music for a personalized relaxation experience.

Highlights
  • High-quality nature soundscapes
  • Advanced 3D neural audio
  • Mixable nature sounds and music
  • Adjustable fade-out and sleep timer
  • Background audio support
  • Taptanium™ certified audio quality
Read full description

Can't sleep or focus? Sleep better and be more productive with Flowing 2, one of the most advanced nature audio apps ever made. Immerse yourself into the most beautiful nature soundscapes with wonderful streams, waterfalls & rivers recorded in abnormally high quality. Explore a great variety of sceneries and discover your favorite spot by moving a virtual microphone around. Flowing 2 features one of the most advanced nature sound field engines in the world, delivering an unprecedented nature audio listening experience. Taptanium™ certified nature audio means that you hear only crystal clear nature sounds with absolutely zero human made noise intrusions. No people, no airplanes, no cars. Just nature. Infinite playback. Taptanium™ certified nature audio comes from the best sources such as Hawaii and has been mastered to perfection with the highest attainable level of attention to detail, utilizing artificial intelligence to detect even the most distant human-made noise intrusions that humans are capable of recognizing only after hundreds of hours of listening. Only the purest and highest quality nature sounds in the world are able to receive this certification. Flowing 2 features Taptanium™ neural 3D audio™. If you put on headphones, Flowing 2 can create an incredible sense of immersion. The nature and water plays all around you, not just on your ears. This is called externalization, and it's encoded in a way that your brain naturally decodes. As if you were there. And if you felt like it, imagine you could mix in some extra 3D nature sounds such as rain on a tent or birds in the trees around you. Get the great sleep and productivity you deserve. On top, Flowing 2 features relaxing music composed and conducted specifically for Flowing 2 in Hollywood. How many other nature audio apps go this far? ¯\_(ツ)_/¯ Flowing 2 includes so many things: • A great variety of natural white noise river and waterfall scenes • Find your favorite spot to listen or sleep within each scene • Unlimited playback time, infinitely looped (very long loops) • Taptanium™ neural 3D audio™ (incredibly immersive) • Taptanium™ certified quality nature audio • Mixer: Mix and match some extra nature sounds and music • Music composed for Flowing 2 in Hollywood • Adjustable fade-out and sleep timer • Full background audio support • Universal app for iPhone and iPad • No in-app purchases :) • No subscription :) • Beautiful audiovisual experience • Optimized for iPhone X, XR, XS & XS Max, 11, 11 Pro, 11 Pro Max & iPad Pro! Flowing 2 comes from the creator of Thunderspace, Windy, Sunny, Away, Flowing and Rainy. Join over 5 million people who have enjoyed my apps so far. Many use them to sleep better, to meditate, to focus on their work or studies, or to help their kids sleep. Curious about Flowing 2? Get it now, sleep better tonight! ≈ Questions? ≈ Tweet @taptanium, email franz taptanium com or send an email through the in-app contact support page. Looking forward to hear from you! Made with lots of love in Germany.

About

Flex Scanner

Transform your smartphone into a portable scanner with advanced OCR technology. Capture, store, and share documents in various formats like PDF, JPG, and TXT. Organize, edit, and secure your files with ease.

Highlights
  • Mobile document scanning
  • OCR text recognition
  • Multiple export formats (PDF, JPG, TXT)
  • Document collaboration and sharing
  • File organization and password protection
  • Electronic signature integration
Features
Read full description

Your Ultimate Mobile Scanning Solution Empowering Over 500 Thousands Users Worldwide Introducing FlexScanner: the ultimate mobile scanning app that transforms your smartphone into an advanced portable scanner. Equipped with cutting-edge OCR technology, FlexScanner enhances your efficiency by automating text recognition, saving you valuable time. Get ready to elevate your document management experience with FlexScanner, available for free download. Instantly capture, store, and share documents in multiple formats including PDF, JPG, Word, and TXT. Transform Your Smartphone into a Mobile Office Increase your work productivity and keep your office in your pocket with FlexScanner. Say farewell to bulky scanning machinery and embrace the convenience of this swift scanning solution at no cost. POWERFUL DOCUMENT SCANNING Essential for both students and professionals alike, such as accountants, real estate agents, managers, and attorneys, FlexScanner is your go-to PDF scanner. Effortlessly scan anything from receipts, agreements, notes, fax papers, books, and more, saving them as either multipage PDF or JPG files. DIVERSE SCANNING OPTIONS ID & DOCUMENT MODE: Tailored for quick scans of identification documents. QR CODE SCANNING: Easily capture any QR code with your device's camera. PDF TRANSFORMATION TOOL PDF Conversion: Transform web pages into PDFs and convert files across a broad range of formats into PDF. Supported formats include: PDF, JPG, DOC, DOCX, TXT, XLS, XLSM, XLSX, CSV, PPT, PPTM, PPTX. COLLABORATE AND SHARE Seamlessly share documents for review or viewing via WhatsApp, iMessage, Microsoft Teams. Gather feedback from numerous contributors in a single document. Expedite document reviews through interactive comment exchanges. Stay updated with notifications for shared document activities. STATE-OF-THE-ART PDF SCANNER Scan to PDF, JPG, or TXT formats with ease. Combine multiple pages into a single document. Utilize OCR to extract text from scans. Personalize documents with your electronic signature. CONVENIENT EDITOR & FILE MANAGEMENT Enhance scans with filter applications and noise reduction. Organize files with ease using folders, drag & drop sorting, and more. Secure your sensitive documents by locking folders and files with passwords. SIMPLIFIED DOCUMENT SHARING Quickly scan, save, and dispatch documents. Share via email attachments or document links. Integrate with cloud services such as Dropbox, Google Drive, Evernote, and OneDrive. Directly print PDFs from the app. Ensure secure and private document sharing and storage, without third-party access. UNLIMITED ACCESS SUBSCRIPTION Opt for a subscription to unlock all features without limits. Subscription plans available: weekly, monthly, quarterly, or yearly. Auto-renewal feature ensures uninterrupted access. Manage subscriptions and auto-renewal through user account settings. Visit our Terms of Use and Privacy Policy for more information: Privacy Policy: https://coftivo.com/privacy-policy Terms: https://coftivo.com/terms-of-service

Screenshots

Flowing 2 ~ Sleep Sounds Relax4 screens
Flex Scanner4 screens

Verdict

The call

The clearest difference is review sentiment: Flowing 2 ~ Sleep Sounds Relax at 85% against Flex Scanner's 33%. Flowing 2 ~ Sleep Sounds Relax also leads on in-app purchases (none vs 3) and rating (4.7 vs 4.5). Flex Scanner's advantage is price (Free vs $9.99) and update cadence (every 9 days vs monthly). On 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

Flex Scanner is free to download; Flowing 2 ~ Sleep Sounds Relax costs $9.99 up front. Flex Scanner sells 3 in-app purchases, starting at $0.99 per 7 days. Flowing 2 ~ Sleep Sounds Relax asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Flowing 2 ~ Sleep Sounds Relax holds the better App Store score, 4.7 against 4.5. That said, the two scores are not equally well evidenced: Flowing 2 ~ Sleep Sounds Relax has 146 ratings behind it against 24, so its average is the more settled of the two. Written reviews point the same way: 85% of Flowing 2 ~ Sleep Sounds Relax's written reviews are positive against 33% of Flex Scanner's.

UpkeepUpdate frequency

Flowing 2 ~ Sleep Sounds Relax ships an update monthly, Flex Scanner every 9 days. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

Scorecard7 real differences · 3 level
Flowing 2 ~ Sleep Sounds Relax versus Flex Scanner: the parameters behind the verdict, then further details
ParameterFlowing 2 ~ Sleep Sounds RelaxFlex Scanner
Price$9.99Free — better
Rating4.7 (146 ratings) — better4.5 (24 ratings)
Positive reviews85.1% of reviews — better33.3% of reviews
Number of ratings146 — better24
Update frequencyMonthlyEvery 9 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFreemium — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size134 MB32 MB
Age rating4+4+
DeveloperFranz BruckhoffCoftivo Teknoloji LTD

Customer experience

Flowing 2 ~ Sleep Sounds Relax

All ratings145 ratings
Positive93.8%
Neutral3.4%
Negative2.8%
Written reviews47 reviews
Positive85.1%
Neutral6.4%
Negative8.5%

Flex Scanner

All ratings25 ratings
Positive88.0%
Neutral0.0%
Negative12.0%
Written reviews6 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

Bugs and requests

Flowing 2 ~ Sleep Sounds Relax

Reported bugs

4 issues
  • App drains battery in background
  • App continues to run in background after pausing
  • iPad Pro gets very hot rapidly
  • Feature to remove options from screen removed

Requested features

7 requests
  • Airplay 2 support for HomePod
  • Ability to project sound via Airplay
  • Add thunder and lightning sound
  • Dark cyberpunk or Harry Potter library themes
  • Support for portrait mode
Show 2 more
  • Add Away soundscape scene as IAP
  • Make options disappear when screen tapped

Flex Scanner

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Flowing 2 ~ Sleep Sounds Relax

No in-app purchases

3 purchases

Flex Scanner

Subscriptions2
  • Weekly3 Days trial$0.997 Days
  • Monthly$1.991 Month
One-time1
  • Life Time$9.99

Questions

Is Flowing 2 ~ Sleep Sounds Relax free?
Flowing 2 ~ Sleep Sounds Relax costs $9.99, with no in-app purchases.
Is Flex Scanner free?
Flex Scanner is free to download, with in-app purchases available.
Which has better reviews, Flowing 2 ~ Sleep Sounds Relax or Flex Scanner?
Flowing 2 ~ Sleep Sounds Relax is rated higher. Flowing 2 ~ Sleep Sounds Relax averages 4.7 out of 5 from 146 ratings, while Flex Scanner averages 4.5 from 24 ratings.
Do Flowing 2 ~ Sleep Sounds Relax or Flex Scanner have ads?
Neither Flowing 2 ~ Sleep Sounds Relax nor Flex Scanner shows ads.
Which is updated more often, Flowing 2 ~ Sleep Sounds Relax or Flex Scanner?
Flowing 2 ~ Sleep Sounds Relax ships an update monthly, and Flex Scanner every 9 days. Most recently, Flowing 2 ~ Sleep Sounds Relax was updated on October 26, 2026 and Flex Scanner on October 24, 2026.

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