Comparison

Polidict vs EchoLing

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

Head to head
About

Polidict

This app helps serious language learners build a practical vocabulary by collecting, understanding, and practicing words in context. It offers various training methods like flashcards and quizzes, and allows saving words from reading or browsing. An optional subscription unlocks advanced features and AI suggestions.

Highlights
  • Collect and organize vocabulary
  • Review with flashcards and quizzes
  • Practice listening and pronunciation
  • Track progress across skills
  • Spaced repetition scheduling
  • Save words via share menu
  • Browser extension for vocabulary lookup
Features
Read full description

Build a vocabulary you can actually use. Polidict helps serious language learners collect meaningful words, understand them in context, and practice until they stick. Save words and phrases from your reading, organize them into collections and groups, or start with curated lists. Train every part of active vocabulary: • Review with flashcards and quizzes • Write words from memory • Practice listening and matching • Improve pronunciation with scores and detailed feedback • Track progress across writing, listening, speaking, and meaning • Let spaced repetition schedule the right words at the right time Keep learning wherever you find a new word: • Save text or links through the share menu • Look up and save vocabulary with the browser extension • Get personalized AI suggestions with Polidict Plus Polidict is built for exam preparation, professional vocabulary, advanced reading, and anyone who wants a more precise active vocabulary. Core vocabulary building and training are free. An optional Polidict Plus subscription unlocks unlimited learning items and groups, plus AI-powered suggestions. Prices and trial terms, when available, are shown before purchase. The subscription renews automatically unless canceled at least 24 hours before the end of the current period. Terms of Use: https://polidict.com/terms-of-service Privacy Policy: https://polidict.com/privacy-policy

About

EchoLing

This app helps you learn English by collecting expressions you encounter daily. It uses AI to create flashcards with engaging questions, perfect for quick reviews in your spare time. Learn naturally through low-pressure, continuous exposure without traditional memorization.

Highlights
  • AI-generated question cards
  • Widget and card reviews
  • Spaced repetition learning
  • Low-pressure learning environment
  • Collects real-life expressions
  • Builds long-term memory
Features
Read full description

EchoLing is made for people who already save useful English from real life. See a word, phrase, or sentence in a conversation, book, video, class, meeting, or anywhere else? Save it before the moment passes. EchoLing keeps everything you collect in one place, along with the context that made it worth saving. Then it does a little more with what you’ve already chosen to keep. AI-generated questions help you revisit saved expressions without having to make study cards yourself. Home Screen widgets quietly bring old expressions back into view, including things you saved weeks or months ago. And when you need something again, search your collection and find it. No streaks. No daily goals. No pressure to finish a deck. Just the English you chose to keep—building into a collection that stays useful over time.

Screenshots

Polidict4 screens
EchoLing4 screens

Verdict

The call

The clearest difference is review sentiment: EchoLing at 100% against Polidict's 0%. EchoLing also leads on in-app purchases (none vs 2) and update cadence (every 2 days vs every 3 weeks). On price, 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

Both are free to download. Polidict sells 2 in-app purchases, starting at $2.99 per month. EchoLing asks for nothing beyond the download.

UpkeepUpdate frequency

Polidict ships an update every 3 weeks, EchoLing every 2 days. The most recent releases landed on October 8, 2026 and October 19, 2026 respectively.

Scorecard4 real differences · 6 level
Polidict versus EchoLing: the parameters behind the verdict, then further details
ParameterPolidictEchoLing
PriceFreeFree
Rating1.0 (1 ratings) — better—
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings1 — better—
Update frequencyEvery 3 weeksEvery 2 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhoneiPhone
Requires iOS16.4 — better17.0
Further details — not scored
Size88 MB32 MB
Age rating4+9+
DeveloperMaksym SolomkinXinyu Zhu

Customer experience

Polidict

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

EchoLing

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

Polidict

Subscriptions2
  • Polidict Plus Monthly7 Days trial$2.991 Month
  • Polidict Plus Yearly1 Month trial$25.991 Year
None

EchoLing

No in-app purchases

Questions

Is Polidict free?
Polidict is free to download, with in-app purchases available.
Is EchoLing free?
EchoLing is free to download, with no in-app purchases.
Do Polidict or EchoLing have ads?
Neither Polidict nor EchoLing shows ads.
Which is updated more often, Polidict or EchoLing?
Polidict ships an update every 3 weeks, and EchoLing every 2 days. Most recently, Polidict was updated on October 8, 2026 and EchoLing on October 19, 2026.

Other comparisons