# Skoolbuzz vs Vocabulary Builder by Knudge

The clearest difference is in-app purchases: Skoolbuzz at none against Vocabulary Builder by Knudge's 10. Skoolbuzz also leads on review sentiment (100% vs 83%) and update cadence (every 2 weeks vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Vocabulary Builder by Knudge sells 10 in-app purchases, starting at $9.99 per month. Skoolbuzz asks for nothing beyond the download.

Skoolbuzz ships an update every 2 weeks, Vocabulary Builder by Knudge monthly. The most recent releases landed on October 10, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Skoolbuzz | Vocabulary Builder by Knudge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (1.7K ratings)](https://appshunter.io/ios/app/vocabulary-builder-by-knudge/id1358258808/reviews)** |
| Number of ratings | — | **1.7K** |
| Positive reviews | **100.0% of reviews** | 83.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 16 MB | 93 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [Lotus Technologies Ltd.](https://appshunter.io/developer/1113361835) | [Knudge Technology Private Limited](https://appshunter.io/developer/1358258807) |

## What reviewers say

### Skoolbuzz

[App page](https://appshunter.io/ios/app/skoolbuzz/id1236005062)

This app connects schools, teachers, parents, and students for seamless communication and information management. It provides updates on academic progress, school events, and allows direct messaging with school authorities, revolutionizing the educational experience.

**Highlights:** Effective communication platform, Student performance tracking, Attendance and exam details, Parent-teacher messaging, Homework and event updates, Multiple child management, Digital parent signatures

**Features:** macOS Compatibility

**In-app purchases:** none


### Vocabulary Builder by Knudge

[App page](https://appshunter.io/ios/app/vocabulary-builder-by-knudge/id1358258808)

Learn and improve English effectively through engaging courses and games. Build vocabulary, master idioms, phrasal verbs, and commonly confused words. Enhance reading, writing, and speaking skills with scientific algorithms and expert-curated content.

**Highlights:** Vocabulary builder courses (Easy, Intermediate, Advanced), Learn English idioms, Master phrasal verbs, Understand commonly confused words, Interactive vocabulary games, Improve reading, writing, and speaking skills, Grammar refinement games

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Knudge-English Vocabulary(Monthly) | $9.99 | per month |
| Quarterly Subscription | $19.99 | per 3 months |
| Knudge- English Vocabulary(Yearly) | $34.99 | per year |
| Ratio and Proportion | $0.99 | one-time |
| Proverbs | $0.99 | one-time |
| Pronouns | $0.99 | one-time |
| Lifetime Membership | $1.99 | one-time |
| Knudge.me Pro | $4.99 | one-time |
| Knudge Pro Lifetime Membership | $8.99 | one-time |
| Knudge Pro Lifetime Membership | $19.99 | one-time |

**What reviewers like**

- 🚀 Easy to use
- 👍 Fun and engaging games
- 💡 Helpful for improving vocabulary and grammar
- 🚀 Efficient learning experience
- 👍 Visually appealing design

**What reviewers complain about**

- 🐛 Occasional bugs and crashes
- 💰 Paid subscription required for full access
- 🔒 Login issues
- 🐛 Compatibility problems on some devices

**Reported bugs**

- Prepositions mini course not working properly
- Vocabulary builder not displaying explanation pictures
- Quiz feature not advancing to next screen

**Requested features**

- More practice problems for math section
- Reset progress option for free users
- Pronunciation feature for words
- Support for more languages


## Frequently asked questions

### Is Skoolbuzz free?

Skoolbuzz is free to download, with no in-app purchases.

### Is Vocabulary Builder by Knudge free?

Vocabulary Builder by Knudge is free to download, with in-app purchases available.

### Do Skoolbuzz or Vocabulary Builder by Knudge have ads?

Neither Skoolbuzz nor Vocabulary Builder by Knudge shows ads.

### Which is updated more often, Skoolbuzz or Vocabulary Builder by Knudge?

Skoolbuzz ships an update every 2 weeks, and Vocabulary Builder by Knudge monthly. Most recently, Skoolbuzz was updated on October 10, 2026 and Vocabulary Builder by Knudge on October 29, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*