
Duolingo
Busuu
Memrise
Rosetta Stone
Lingvist
Mondly
HelloTalk
Babbel is a paid language learning service that aims to strike a balance between thoroughness and cost efficiency.

Postio.co.uk
Ideal postcodes
Fetchify
Smarty
Data8 UK
ZIP Code API
Data8 UK PredictiveAddress
The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
Which is more popular?
Based on our record, Babbel seems to be more popular. It has been mentioned 11 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | babbel.com | postaldatapi.com |
| Pricing | ||
| Company | Startup from Germany · 500 - 999 employees · 2007 | Startup from the United States · 1 - 9 employees · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Babbel yet.
PostalDataPI is a global postal code validation and enrichment API covering 240+ countries and territories. One API, one key, one flat rate — $0.000028 per query with no tiers or subscriptions. What you get back: Up to 18 metadata fields per postal code — city, state/region, coordinates,...
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Babbel | The ULTIMATE Review
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PostalDataPI Now Returns 18 Fields Per Postal Code — for 240+ Countries
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Babbel and PostalDataPI. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


You can determine your starting point as Babbel offers courses at all levels for users looking to learn a foreign language.
Part of learning in the programme is pronouncing the words you learn. Rosetta Stone was an early developer of speech recognition software, which gives learners feedback on their pronunciation. For more details about...
Duolingo, Memrise, LingoDeer, Busuu, and Babbel are popular choices. Duolingo makes learning fun with games. Babbel designs its interface for each language.
We have no reviews of PostalDataPI yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Anyone as experience with feedback on https://www.rocketlanguages.com/ and https://babbel.com/ ? I’m mostly interested in speaking out loud skills, and those two have voice recognition it seems. - Source: Hacker News / over 1 year ago
It’s by know means comprehensive, as I try stuff all the time but these 5 are the consistent ones. 1. Duolingo– This free language-learning platform has become incredibly popular in recent years. It offers interactive lessons, quizzes,... Source: almost 4 years ago
I study with babbel.com and listen to Olly Richards on audible for 30 minutes every night. Source: over 4 years ago
Tracking PostalDataPI since Apr 2026.
When comparing Babbel and PostalDataPI, you can also consider the following products.

Duolingo is a free language learning app for iOS, Windows and Android devices. The app makes learning a new language fun by breaking learning into small lessons where you can earn points and move up through the levels. Read more about Duolingo.
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Fast UK address, email & phone validation APIs for developers. Official Royal Mail PAF data. Pay as you go, 100 free lookups.
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Join the global language learning community, take language courses to practice reading, writing, listening and speaking and learn a new language. Learn English with busuu's .
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We help businesses improve UX and data quality with a cutting edge address validation service.
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Learn a new language with games, humorous chatbots and over 30,000 native speaker videos.
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Fetchify delivers fast, accurate address, email, phone and bank validation tools that help businesses capture clean, verified customer data, reduce failed deliveries and improve checkout experiences worldwide.
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