Comparison

Baby.Soother vs Thetis Authenticator

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

Head to head
About

Baby.Soother

This app helps parents soothe their babies to sleep with a variety of white noise sounds. It features a simple interface, adjustable timers, and background playback to allow parents to rest. Try it for free to help your little one fall asleep faster and sleep longer.

Highlights
  • White noise sounds
  • Adjustable timer
  • Infinite playback option
  • Background mode support
  • Simple user interface
Features
Read full description

Easily soothe your baby and get the rest you need. Baby.Soother app is a perfect helper for every parent. White noise sounds make the baby fall asleep faster and sleep longer while you take the time you need for yourself. it's easy to use with simple and fun user interface. Select between multiple sounds, set the timer or leave it play infinite time. Baby.Soother app supports background mode. Try the app for FREE now.

About

Thetis Authenticator

Manage your FIDO2 security keys for passwordless login and two-factor authentication. Supports NFC and Type-C connections for seamless integration across devices. Offers one-time password management for services not yet supporting FIDO2.

Highlights
  • FIDO2 passwordless login
  • Enhanced two-factor authentication
  • One-time password management
  • Optimized for iPad
  • NFC and Type-C compatibility
  • Cross-platform support
  • Phishing-resistant authentication
Read full description

The Thetis Authenticator App provides seamless management of your FIDO2 security keys, enabling passwordless login, two-factor authentication (2FA), and one-time password (OTP) management. Fully optimized for iPhone and iPad, the app supports NFC and Type-C connections, ensuring compatibility across all your devices. With full support for the FIDO2 security standards, Thetis Authenticator empowers you with fast and phishing-resistant authentication. Whether managing business or personal accounts, you can easily integrate Thetis FIDO2 into your daily workflow. Key Features: ●. FIDO2 Passwordless Login: Replace passwords with strong, FIDO2-based authentication for secure access across platforms. ●. Enhanced 2FA: Strengthen your account security with FIDO2-based two-factor authentication for supported services. ●. Complete OTP Management: Add and manage one-time passwords (OTP) for services that don’t support FIDO2. ●. Optimized for iPad: Manage your keys with ease on a larger screen, with full iPad optimization. ●. NFC and Type-C Compatibility: Effortlessly connect using NFC or Type-C for fast key setup. ●. Cross-Platform Support: Use Thetis FIDO2 for services like Google, Dropbox, Microsoft, AWS, and more. ●. Phishing-Resistant Authentication: Built on the FIDO2 standard, ensuring your accounts are protected. Simplify your security and manage your digital identity with ease using Thetis FIDO2.

Screenshots

Baby.Soother4 screens
Thetis Authenticator4 screens

Verdict

The call

The clearest difference is rating: Thetis Authenticator at 3.5 against Baby.Soother's 2.0. Thetis Authenticator also leads on in-app purchases (none vs 1) and ads (none vs shown). Baby.Soother's advantage is update cadence (weekly vs every 9 months). On price, 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. Baby.Soother sells 1 one-off in-app purchase. Thetis Authenticator asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Thetis Authenticator holds the better App Store score, 3.5 against 2.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

UpkeepUpdate frequency

Baby.Soother ships an update weekly, Thetis Authenticator every 9 months. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

Scorecard6 real differences · 4 level
Baby.Soother versus Thetis Authenticator: the parameters behind the verdict, then further details
ParameterBaby.SootherThetis Authenticator
PriceFreeFree
Rating2.0 (1 ratings)3.5 (4 ratings) — better
Positive reviews—60.0% of reviews
Number of ratings14 — better
Update frequencyWeekly — betterEvery 9 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better13.0
Further details — not scored
Size37 MB3 MB
Age rating4+4+
DeveloperTowdah Ltd.Razzo Tech Corporation

Customer experience

Baby.Soother

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%

Thetis Authenticator

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews5 reviews
Positive60.0%
Neutral20.0%
Negative20.0%

In-app purchases

1 purchases

Baby.Soother

One-time1
  • Remove Ads$4.99
None

Thetis Authenticator

No in-app purchases

Questions

Is Baby.Soother free?
Baby.Soother is free to download, with in-app purchases available.
Is Thetis Authenticator free?
Thetis Authenticator is free to download, with no in-app purchases.
Which has better reviews, Baby.Soother or Thetis Authenticator?
Thetis Authenticator is rated higher. Baby.Soother averages 2.0 out of 5 from 1 ratings, while Thetis Authenticator averages 3.5 from 4 ratings.
Do Baby.Soother or Thetis Authenticator have ads?
Baby.Soother shows ads; Thetis Authenticator does not.
Which is updated more often, Baby.Soother or Thetis Authenticator?
Baby.Soother ships an update weekly, and Thetis Authenticator every 9 months. Most recently, Baby.Soother was updated on October 24, 2026 and Thetis Authenticator on October 10, 2026.

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