Comparison

Synonym Studio vs Echo

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

Head to head
About

Synonym Studio

Features
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EXPAND YOUR ENGLISH VOCABULARY WITH SYNONYMS Synonym Studio helps you build a richer English vocabulary by exploring words with similar meanings, real usage, pronunciation, and interactive practice. Learn how familiar words connect to stronger, more precise alternatives. Whether you are improving your English for school, work, writing, travel, exams, or everyday communication, Synonym Studio helps you discover more ways to express the same idea. DISCOVER 3,000 ENGLISH SYNONYM PAIRS Explore 3,000 synonym pairs organized into 30 practical topics, with 100 pairs in each unit. Build vocabulary for everyday conversations, family, travel, dining, leisure, job interviews, business communication, academic writing, media, marketing, technology, customer service, market analysis, and more. Focus on one subject or study across multiple topics to steadily expand your English word bank. LEARN SYNONYMS THROUGH CONTEXT Understanding a synonym means knowing when it sounds natural. Each flashcard introduces an English word together with a related synonym and example sentences showing both terms in context. Reveal the pair, listen to pronunciation, and decide whether you already know it. Cards are shuffled during practice, while your best progress is saved by topic so you can return to vocabulary that needs more attention. PRACTICE IN 5 INTERACTIVE MODES β€’ Synonym Flashcards β€” Review word pairs, hear pronunciation, and test your memory. β€’ Context Cloze β€” Choose the synonym that best completes an English sentence. β€’ Odd One Out β€” Compare several word relationships and find the pair that does not belong. β€’ Listen & Match β€” Hear an English word and select its synonym from four choices. β€’ Timed Pair Match β€” Connect matching synonyms before the countdown ends across 10 levels per topic. A 3-question Daily Challenge gives you a quick way to keep vocabulary and listening practice part of your routine. TRACK YOUR PROGRESS Get immediate feedback after every answer and review the correct relationship before moving on. Context questions reveal the completed sentence, helping you understand how vocabulary works in real English. Topic summaries show completed questions, correct answers, first-attempt accuracy, and total attempts. Continue an unfinished session or restart a topic whenever you want to practice again from the beginning. WRITE AND SPEAK WITH MORE VARIETY Learning synonyms can help you move beyond repeating the same basic words. Compare related meanings, notice differences in usage, recall alternatives faster, and develop more flexibility when speaking or writing. Synonym Studio combines flashcards, listening, sentence practice, recognition, recall, and timed exercises to reinforce vocabulary in different ways. MAKE YOUR STUDY EXPERIENCE YOUR OWN Save favorite topics for quick access, choose between light and dark themes, adjust the timer for matching activities, and control sound or haptic feedback. The interface is available in English, German, Simplified Chinese, Spanish, French, and Italian, while the learning content stays focused on English vocabulary. BUILD A BIGGER VOCABULARY, ONE PAIR AT A TIME Choose a topic, discover new synonyms, listen to pronunciation, test your recall, and revisit the words you want to remember better. Synonym Studio gives you a focused way to learn English synonyms, strengthen vocabulary, practice listening, and find more ways to say what you mean.

About

Echo

Features
Read full description

Echo β€” Shadowing Practice, Made Simple Echo helps you improve your speaking fluency, pronunciation, and confidence using one of the most effective methods: shadowing. Pick a clip, listen carefully, repeat immediately, record yourself, and compare β€” all in a smooth, focused workflow designed for daily practice. Whether you’re preparing for interviews, IELTS, presentations, or just trying to speak more naturally, Echo makes consistent training easy. Why Echo β€’ Shadowing-first workflow: listen β†’ repeat β†’ record β†’ compare β€’ Build fluency & rhythm: practice natural pacing, stress, and intonation β€’ Pronunciation improvement: hear yourself clearly and spot differences β€’ Confidence booster: speak more without overthinking Key Features β€’ Quick Record & Replay: record your voice instantly and replay with one tap β€’ A/B Comparison: compare your recording with the original to refine accuracy β€’ Loop Practice: replay a sentence or segment until it feels natural β€’ Hands-free Practice: keep repeating without constantly touching the screen β€’ Progress-friendly Routine: designed for short, consistent daily sessions Best For β€’ English learners and language learners of any level β€’ Interview preparation and professional speaking β€’ IELTS speaking and daily communication β€’ Anyone who wants a practical speaking habit Make speaking a habit Echo is built for momentum. Practice 5–10 minutes per day and you’ll feel the difference over time β€” smoother sentences, better pronunciation, and stronger confidence. Download Echo and start shadowing today. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://web-production-2ae2.up.railway.app/privacy

Screenshots

Synonym Studio4 screens
Echo4 screens

Verdict

The call

The clearest difference is price: Echo at Free against Synonym Studio's $5.99. Echo also leads on update cadence (every 5 days vs every 6 months). Synonym Studio's advantage is in-app purchases (none vs 2) and device support (3 vs 1). On ads there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Echo is free to download; Synonym Studio costs $5.99 up front. Echo sells 2 in-app purchases, starting at $5.99 per month. Synonym Studio asks for nothing beyond the download.

UpkeepUpdate frequency

Synonym Studio ships an update every 6 months, Echo every 5 days. The most recent releases landed on October 20, 2026 and October 14, 2026 respectively.

Scorecard5 real differences Β· 1 level
Synonym Studio versus Echo: the parameters behind the verdict, then further details
ParameterSynonym StudioEcho
Price$5.99Free β€” better
Update frequencyEvery 6 monthsEvery 5 days β€” better
AdsNoNo
In-app purchasesNo β€” betterYes
DevicesiPhone, iPad, iPod β€” betteriPhone
Requires iOS15.1 β€” better17.0
Further details β€” not scored
Size109 MB21 MB
Age rating4+4+
DeveloperSimTeCon GmbHPham Anh Tuan

In-app purchases

None

Synonym Studio

No in-app purchases

2 purchases

Echo

Subscriptions2
  • Monthly7 Days trial$5.991 Month
  • Annually Subscription7 Days trial$49.991 Year

Questions

Is Synonym Studio free?
Synonym Studio costs $5.99, with no in-app purchases.
Is Echo free?
Echo is free to download, with in-app purchases available.
Do Synonym Studio or Echo have ads?
Neither Synonym Studio nor Echo shows ads.
Which is updated more often, Synonym Studio or Echo?
Synonym Studio ships an update every 6 months, and Echo every 5 days. Most recently, Synonym Studio was updated on October 20, 2026 and Echo on October 14, 2026.

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