ClasSong vs Registered Electrical Worker
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
ClasSong
Read full descriptionHide full description
Little voices. Big discoveries. ClasSong turns learning topics into personalized songs for children. Choose a topic, select the children who will join the song, and start a musical discovery with their names. 22 CATEGORIES, 1,100 TOPICS Explore letters, numbers, colors, animals, nature, space and more. Each category has 50 lessons arranged in a thoughtful sequence. A SONG OF THEIR OWN Your childβs name, age and selected learning language guide the creation. Include one child or several children in the same song. Learning is available in English, Turkish, German, Arabic, Spanish and French. LISTEN, SING AND DISCOVER AGAIN Track creations in My Music, choose favorites and download ready recordings. Recordings remain available for 14 days, then leave your music library while learning data stays. Download songs you want to keep before they expire. CELEBRATE LITTLE STEPS Follow daily goals, category progress and a weekly music report. Child profiles have separate progress records. Choose the times and days for optional reminders. 14 MINI GAMES Explore numbers, colors, shapes and rhythm. Open games from Home or play while a song is being prepared. START AS A FAMILY Your family receives one song creation credit at first registration. The first two child profiles are free. A one-time family unlock supports additional profiles; song credits are separate. Purchases are for parents. Extra song credits are available in packs or auto-renewing weekly and monthly plans. The weekly plan includes 10 credits; the monthly plan includes 40. Prices and terms appear before purchase. Subscriptions renew unless canceled at least 24 hours before the current period ends. Manage subscriptions in your Apple account settings. Made by CIANCODE. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Registered Electrical Worker
Read full descriptionHide full description
A study companion for the Hong Kong Construction Industry Council Trade Test for Grade A Electrical Work (written test), often called the electrician A licence exam. Content is in Traditional Chinese. ORGANISED BY THE OFFICIAL SYLLABUS β’ Unit 1: Legislation and Code of Practice β Electricity Ordinance and subsidiary regulations, Code of Practice for the Electricity (Wiring) Regulations β’ Unit 2: Craft, safety and ethics β distribution, cables, wiring and conduits, circuits, protection, inspection and testing, electrical theory β’ Unit 3: Cable colour identification FEATURES β’ 1,250 original practice questions checked against the 2025 Code of Practice, with clause references and explanations β’ Worked calculations for theory questions β’ Timed mock practice: 100 questions in 75 minutes (20 from Unit 1, 80 from Unit 2), scored per unit (70% and 60% required) β’ Topic practice, wrong-answer book, bookmarks, notes and statistics β’ Progress sync across devices FREE AND PRO Try some questions free. Pro unlocks unlimited practice for 90 days. Pro is a one-time purchase and does not renew automatically. DISCLAIMER This is an independent study tool, not an official product of the Construction Industry Council or the Electrical and Mechanical Services Department. All questions are original practice material and passing is not guaranteed. Always follow the official announcements: https://www.cic.hk/en/trade-tests/grade-a Terms of Use: https://www.10minquiz.com/zh-hant/terms-of-use Privacy Policy: https://www.10minquiz.com/zh-hant/privacy-policy
Screenshots
Verdict
The clearest difference is iOS requirement: Registered Electrical Worker at 15.6 against ClasSong's 17.0. On price, update cadence, ads and in-app purchases 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
Both are free to download. ClasSong sells 8 in-app purchases, starting at $4.49 per 7 days and Registered Electrical Worker sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
ClasSong ships an update every 4 days, Registered Electrical Worker every 2 days. The most recent releases landed on October 26, 2026 and October 29, 2026 respectively.
| Parameter | ClasSong | Registered Electrical Worker |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 days | Every 2 days β better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, iPad, iPod β better |
| Requires iOS | 17.0 | 15.6 β better |
| Further details β not scored | ||
| Size | 30 MB | 75 MB |
| Age rating | 4+ | 4+ |
| Developer | Cihan Alison | Pickmy AI |
In-app purchases
ClasSong
- Weekly 10 Song Credits$4.497 Days
- Monthly 40 Song Credits$16.491 Month
- Family Space$1.00
- 20 Song Credits$9.99
- 50 Song Credits$22.99
Show 3 moreShow fewer
- 100 Song Credits$44.99
- 500 Song Credits$214.99
- 1000 Song Credits$419.99
Registered Electrical Worker
- 90-day Pro Offer$19.99
- Pro 90 Days$22.99
Questions
Is ClasSong free?
Is Registered Electrical Worker free?
Do ClasSong or Registered Electrical Worker have ads?
Which is updated more often, ClasSong or Registered Electrical Worker?
Other comparisons















