Gus on the Go vs Bisyntax Builder
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Gus on the Go
This app makes learning Cantonese fun for children with interactive lessons, engaging games, and adorable animations. It covers essential vocabulary across various categories, helping kids build a foundation in a new language through a multi-sensory experience.
- Nearly 90 Cantonese words
- 10 educational activities
- Native Cantonese audio
- Interactive vocabulary games
- Progress tracking with achievements
- Multiple vocabulary categories
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Learning Cantonese has never been so much fun! Join Gus, the friendly owl, as he travels around the world and explore languages from every corner of the globe with Gus on the Go! Featuring adorable animations and fun exercises, your child can learn basic vocabulary concepts with interactive visual and auditory lessons on numbers, colors, shapes and more. Each lesson review unlocks an exciting vocabulary game that reinforces what your child has learned. Now, your child can take on a second language through a fun, multi-sensory journey on any iPad, iPhone or iPod Touch. - Features - NEW WORDS WITH INTERACTIVE LESSONS - Nearly 90 Cantonese words to learn - 10 fun and educational activities - Native Cantonese language audio speaker HAVE FUN WHILE LEARNING - Engaging vocabulary reviews after each lesson - Fun animations and delightful animal noises and transportation sounds - Easy to navigate country and city maps EARN ACHIEVEMENTS - Exciting games, unlocked by completing lesson reviews - Trophy room to track achievements USEFUL CANTONESE VOCABULARY CATEGORIES - Animals - Food - Clothes and more . . . Enjoy Gus on the Go: Cantonese for Kids from toojuice! At toojuice, we are committed to providing entertainment that merges quality learning experiences and fun. Be sure to enjoy more Gus on the Go in more languages including Croatian, English, French, German, Hebrew, Hungarian, Italian, Japanese, Korean, Mandarin (Chinese), Polish, Portuguese, Romanian, Russian, Spanish, Taiwanese, Taiwanese Mandarin and Vietnamese! NOTICE TO PARENTS This app is kid friendly and does NOT contain ads, in-app purchases, links, tracking or sharing functions.
Bisyntax Builder
Learn Chinese and English syntactic skills through engaging, game-like lessons. Master sentence structure, tenses, and prepositions with hundreds of practice questions. Acquire basic grammar knowledge in a fun and interactive way.
- Parallel Chinese and English syntactic skill development
- Game-like lessons for basic grammar
- Focus on sentence structure and tenses
- Hundreds of practice questions
- Engaging and fun learning experience
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Bisyntax Builder was developed by the Education University of Hong Kong, to teach Chinese and English syntactic skills in parallel. We aim to provide you with an engaging and fun way to acquire basic syntactic knowledge. In Bisyntax Builder, you will learn sentence structure, tenses, prepositions, and other basic grammar with game-like lessons. You can also test your knowledge on these topics with hundreds of practice questions.
Screenshots
Verdict
The clearest difference is review sentiment: Gus on the Go at 89% against Bisyntax Builder's 0%. Gus on the Go also leads on rating (4.2 vs 3.0) and ratings volume (9 vs 1). Bisyntax Builder's advantage is price (Free vs $3.99) and iOS requirement (11.0 vs 15.6). On update cadence, ads, in-app purchases and device support 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
Bisyntax Builder is free to download; Gus on the Go costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Gus on the Go holds the better App Store score, 4.2 against 3.0. That said, the two scores are not equally well evidenced: Gus on the Go has 9 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 89% of Gus on the Go's written reviews are positive against 0% of Bisyntax Builder's.
Gus on the Go ships an update every 7 months, Bisyntax Builder every 4 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.
| Parameter | Gus on the Go | Bisyntax Builder |
|---|---|---|
| Price | $3.99 | Free — better |
| Rating | 4.2 (9 ratings) — better | 3.0 (1 ratings) |
| Positive reviews | 89.5% of reviews — better | 0.0% of reviews |
| Number of ratings | 9 — better | 1 |
| Update frequency | Every 7 months | Every 4 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 11.0 — better |
| Further details — not scored | ||
| Size | 44 MB | 587 MB |
| Age rating | 4+ | 4+ |
| Developer | toojuice | Kazoo Technology (Hong Kong) Limited |
Customer experience
Gus on the Go
Bisyntax Builder
In-app purchases
Gus on the Go
No in-app purchases
Bisyntax Builder
No in-app purchases
Questions
Is Gus on the Go free?
Is Bisyntax Builder free?
Which has better reviews, Gus on the Go or Bisyntax Builder?
Do Gus on the Go or Bisyntax Builder have ads?
Which is updated more often, Gus on the Go or Bisyntax Builder?
Other comparisons
