Comparison

STEP Vocabulary Builder vs arcoco

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

Head to head
About

STEP Vocabulary Builder

Learn new English words and improve your language skills with visual flashcards and interactive games. This app uses scientifically designed activities to enhance vocabulary, grammar, reading, listening, and writing.

Highlights
  • Visual flashcards
  • Interactive quizzes
  • Vocabulary and grammar games
  • Spaced learning
  • Adaptive learning
  • Progress tracker
  • Personalized revision tests
Features
Read full description

STEP English is the World's first 'Visual Vocabulary' app. It helps you learn new words through visual flashcards and interactive quizzes. It also contains 10+ scientifically designed games aimed at improving vocabulary and grammar. The visual techniques used in the app helps you remember new words in a way so that you will never forget them. The app consists of: - 25+ Word Sets which will help you learn 600+ new words through visual techniques. - Interactive quiz associated with each set to help you revise and reinforce what you have learnt. - 10+ games focussed around vocabulary, grammar, reading, listening & writing skills. Games: 1. Words Checker: Improve reading skills by playing this fun vocabulary game. 2. Space Pursuit: Improve writing skills by learning to tackle commonly confused English words. 3. Fly High: Build your vocabulary by learning new synonyms. 4. Reader's Digest: Improve reading skills by focussing on speed, accuracy, and comprehension. 5. Echo: Improve speaking and writing skills by correctly spelling words in this English dictation game. 6. Jelly Fizz: Improve speaking skills by learning phrasal verbs in an interesting way. 7. Panda's Trail: Refine your English grammar skills through this carefully crafted game. 8. Sea Voyage: Challenge your reading speed and retention by playing this engaging game. 9. Spell Safe: Learn to spell words that have confusing spellings with this game. 10. Word Maze: Challenge your vocabulary knowledge and quick-thinking ability by playing this vocabulary game FEATURES • Spaced learning and adaptive learning boost your brain to learn & retain lessons better • Best English vocabulary builder app to learn new words on the go • Progress tracker • Vocabulary revision tests that are personalized and adaptive • Handy flashcards to revise lessons effectively • Interesting word games and other language games to learn and improve English in a fun way Terms of Use: https://knudge.me/#!/terms Download the app for free and rediscover a fun way to learn English. Learning English on your mobile just got easier!

About

arcoco

Read full description

Your best words shouldn't arrive after the conversation. arcoco is the English game for saying what you mean with more clarity and confidence. You know the moments. The disagreement where the perfect reply came to you on the drive home. The meeting where you couldn't quite make your point. The friend you wanted to comfort when all you had was "that's tough." arcoco is practice for those moments, played with words worth reaching for. Careful, or meticulous? Honest, or candid? Learn the difference, then choose the word that fits. You already understand far more words than you use. arcoco works on that gap. Words come back for review to help them stick, and the goal is simple: to move a word from "I know what that means" to "I just said that." It plays like a game because it is one. Explore 790 words through pictures, meanings, sentence gaps and puzzles. In Pressure Test, catch the matching words before the piranhas do. In River Runner, steer a boat through the right word gates. More formats open up as you progress. A short self-assessment finds your starting level, then the game adapts as you play. Your Journal keeps the words you practice, with their meanings and their progress from new to mastered. Already comfortable in English? Build the range to be candid when honesty matters, tactful when feelings do, and succinct when every word counts. Play 7 free games a day in your first week, then 4 a day for as long as you like. No account or purchase required. No ads. Want more? arcoco Plus is optional. It adds unlimited games and the Streak Shield: five streak freezes for missed days, topped back up to five every 30 days while Plus is active. Monthly and annual subscriptions renew automatically unless canceled. Lifetime is a one-time purchase. Play your first free game. Find a word for something you've been trying to say. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.arcocoapp.com/privacy

Screenshots

STEP Vocabulary Builder4 screens
arcoco4 screens

Verdict

The call

The clearest difference is ads: STEP Vocabulary Builder at none against arcoco's shown. STEP Vocabulary Builder also leads on update cadence (every 11 days vs every 2 months) and device support (3 vs 1). On price and in-app purchases 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. STEP Vocabulary Builder sells 3 in-app purchases, starting at $2.99 per 7 days and arcoco sells 2 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

STEP Vocabulary Builder ships an update every 11 days, arcoco every 2 months. The most recent releases landed on October 15, 2026 and October 13, 2026 respectively.

Scorecard4 real differences · 6 level
STEP Vocabulary Builder versus arcoco: the parameters behind the verdict, then further details
ParameterSTEP Vocabulary Builderarcoco
PriceFreeFree
Rating4.3 (52 ratings) — better—
Positive reviews89.4% of reviews—
Number of ratings52 — better—
Update frequencyEvery 11 days — betterEvery 2 months
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS13.0 — better18.6
Further details — not scored
Size143 MB164 MB
Age rating4+9+
DeveloperKnudge Technology Private LimitedARCOCO LTD

In-app purchases

3 purchases

STEP Vocabulary Builder

Subscriptions3
  • Step Pro Weekly Subscription$2.997 Days
  • Step Pro Monthly Subscription$9.991 Month
  • Step Pro Yearly Subscription3 Days trial$24.991 Year
2 purchases

arcoco

Subscriptions2
  • arcoco Plus Monthly$6.991 Month
  • arcoco Plus Annual7 Days trial$39.991 Year

Questions

Is STEP Vocabulary Builder free?
STEP Vocabulary Builder is free to download, with in-app purchases available.
Is arcoco free?
arcoco is free to download, with in-app purchases available.
Do STEP Vocabulary Builder or arcoco have ads?
arcoco shows ads; STEP Vocabulary Builder does not.
Which is updated more often, STEP Vocabulary Builder or arcoco?
STEP Vocabulary Builder ships an update every 11 days, and arcoco every 2 months. Most recently, STEP Vocabulary Builder was updated on October 15, 2026 and arcoco on October 13, 2026.

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