Comparison

Tandem vs Fastlingo

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

Head to head
About

Tandem

Connect with native speakers worldwide for language exchange. Practice speaking, improve pronunciation, and boost vocabulary through 1-to-1 chats or group audio sessions. Offers in-app translation and message correction to aid learning.

Highlights
  • Connect with native speakers
  • 1-to-1 chats and group audio parties
  • In-app translation
  • Message correction
  • Voice and video calls
  • Learn 300+ languages
Features
Currently charting
Read full description

**Tandem language exchange is the process of joining forces with someone who is a native speaker of the language you want to learn** Languages are a 'learn by doing' kind of thing. This particular method is at the heart of Tandem, the global language exchange community. Connect with native speakers, start chatting and finally reach fluency in the language you’re learning! Learn, connect, and share with 1-to-1 chats or try out Parties, the ultimate group learning audio space. There are millions of Tandem members with just as many interests, so find your people – and start speaking their language today! Reach fluency in 300+ languages, including Spanish, English, Japanese, Korean, German, Italian, Portuguese, Russian, Simplified and Traditional Chinese, and 12 different sign languages, including American Sign Language. Why Tandem helps you to practice and learn languages: BOOST YOUR VOCABULARY For the times when you’re struggling to find the correct words, our in-app translation feature helps you compose a message or translate an incoming one. PERFECT YOUR PRONUNCIATION Fit in with the locals and improve your speaking skills using voice notes, audio and video calls. GRASP THE GRAMMAR Help each other grasp the difficult parts of language learning with our message correction and comment features. TANDEM YOUR WAY Forget strict schedules and learning by the book. Embrace your personal language learning style—whether that’s messaging, calling, or even meeting in person. DOWNLOAD TANDEM AND MASTER ANY LANGUAGE NOW! ______________ How to learn languages on Tandem: 1. Select the language(s) you want to learn in the app 2. Tell us about your language learning goals and your ideal Tandem partner 3. Search for native speakers of your target language in the community 4. Kick-off your language exchange experience by sending your first message 5. Share topics with the Tandem community so you can have meaningful conversations about what interests you 6. Keep up the conversation with your new Tandem “pen pal” and speak like a native in no time! While many features are free, you can choose to subscribe to Tandem Pro to access all the features on the app. Your subscription will automatically renew unless auto-renew is turned off at least 24-hours before the end of the current payment period. Your iTunes account will be automatically charged at the same price for renewal within the 24-hour period prior to the end of the current payment period unless you change your subscription preferences in your Account Settings. ______________ App Access Permissions: Optional permissions: - Location information: Required to use the Nearby feature to see members near you, the Travel feature to show members around the world and to add an approximate location to your profile. - Microphone: Required for sending audio messages, making audio and video calls, and joining Language Parties. - Camera: Required for taking photos to upload to your profile or post in a Language Club, take and send a photo in a chat, video calling, and scanning QR codes. - Notifications: Used to send you notifications about acceptance into the community, new messages, new followers and their posts, new references and marketing communication. - Nearby devices: Bluetooth access is required to connect audio devices during a call or Language Party. You can still use Tandem without granting optional permissions, except features where their nature requires the respective permission, like a video call requiring camera permission. Got a question? Contact us on support@tandem.net Licenses: Tandem – Language Exchange is licensed by Tandem Fundazioa (http://tandemcity.info) Privacy policy: https://tandem.net/privacy Terms of Service: www.tandem.net/pages/termsofservice

About

Fastlingo

Learn languages through a structured progression of 10,000 carefully-graded sentences, each with concise grammar notes. This app offers a calm, consistent learning experience designed to prevent burnout and build confidence from beginner to intermediate levels.

Highlights
  • 10,000 graded sentences
  • Concise grammar notes
  • Continuous progression
  • Micro-learning design
  • Four languages available
  • Pronunciation practice
  • Voice recording and recognition
Features
Read full description

Fastlingo is built for calm, consistent progress. Instead of random phrases or grammar dumps, you learn through 10,000 carefully-graded sentences—each with a clear, concise grammar note. Every step adds just a bit more, so you keep moving without burnout, from A1 beginner to B2. Why Fastlingo works Continuous progression: Sentences are ordered so each one builds on the last—no jumps, no gaps. Micro-learning design: Small chunks of information that never overwhelm. Grammar that clicks: One focused explanation per sentence to make patterns stick. Largest organized set: 10k sentences curated for smooth, predictable growth. Four languages: German, Spanish, French, and English. How you’ll learn Start with very simple sentences. Read the brief grammar tip attached to each. Advance as you feel ready—each new sentence adds one manageable idea. Reach B2 with confidence built step by step. Perfect for self-learners who want structure without stress. • Learn Naturally: Build your speaking skills with real-life sentences. • Practical Grammar: Understand grammar in context, not as abstract theory. • Step-by-Step: Find your own pace and learn in a relaxed way. • Boost Retention: Key grammar concepts and vocabulary are repeated to ensure you retain them. • Modern method: Use the practice mode to make your learning more efficient. • Pronunciation: Record your own voice and compare it to the recording of the teacher or the text-to-speech voice. Also use voice recognition to test and improve your pronunciation. Terms of use (EULA) https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Tandem4 screens
Fastlingo4 screens

Verdict

The call

The clearest difference is rating: Fastlingo at 5.0 against Tandem's 4.6. Tandem's advantage is ratings volume (39K vs 1) and update cadence (weekly vs every 4 weeks). On price, ads, in-app purchases and monetization model 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. Tandem sells 10 in-app purchases, starting at $14.99 per month and Fastlingo sells 1 in-app purchase, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Fastlingo holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Tandem has 39K ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Tandem ships an update weekly, Fastlingo every 4 weeks. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

Scorecard4 real differences · 7 level
Tandem versus Fastlingo: the parameters behind the verdict, then further details
ParameterTandemFastlingo
PriceFreeFree
Rating4.6 (39K ratings)5.0 (1 ratings) — better
Positive reviews47.4% of reviews—
Number of ratings39K — better1
Update frequencyWeekly — betterEvery 4 weeks
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#168 — better—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.015.0 — better
Further details — not scored
Size304 MB38 MB
Age rating17+4+
DeveloperTripod Technology GmbHMihai Ionescu

Customer experience

Tandem

All ratings38,537 ratings
Positive89.8%
Neutral4.3%
Negative5.9%
Written reviews2,449 reviews
Positive47.4%
Neutral8.2%
Negative44.3%

Fastlingo

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Tandem

Reported bugs

3 issues
  • Messages not being delivered or synced properly
  • Frequent crashes and app instability
  • Login and account issues when switching devices

Requested features

4 requests
  • Better search and filtering options
  • Ability to save/review past conversations
  • Group chat or language party features
  • More language options beyond just popular ones

Fastlingo

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Tandem

Subscriptions10
  • Tandem Pro$14.991 Month
  • Tandem Pro7 Days trial$14.991 Month
  • Tandem Pro$26.903 Months
Show 7 more
  • Tandem Pro7 Days trial$26.903 Months
  • Tandem Pro Intro - 12 months$39.991 Year
  • Tandem Pro Plus - 12 months7 Days trial$64.991 Year
  • Tandem Pro7 Days trial$69.901 Year
  • Tandem Pro1 Year trial$69.901 Year
  • Tandem Pro$69.991 Year
  • Tandem Pro Intro - 12 months7 Days trial$80.001 Year
1 purchases

Fastlingo

Subscriptions1
  • Renewable monthly subscription$3.991 Month

Questions

Is Tandem free?
Tandem is free to download, with in-app purchases available.
Is Fastlingo free?
Fastlingo is free to download, with in-app purchases available.
Which has better reviews, Tandem or Fastlingo?
Fastlingo is rated higher. Tandem averages 4.6 out of 5 from 39K ratings, while Fastlingo averages 5.0 from 1 ratings.
Do Tandem or Fastlingo have ads?
Both Tandem and Fastlingo show ads.
Which is updated more often, Tandem or Fastlingo?
Tandem ships an update weekly, and Fastlingo every 4 weeks. Most recently, Tandem was updated on November 4, 2026 and Fastlingo on October 30, 2026.

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