ChemForge 9 vs ChainPad Junior
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ChemForge 9
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ChemForge 9 is a Grade 9 chemistry practice studio focused on reasoning and writing. Work through prompts, explain ideas in your own words, and turn errors into corrections you can revisit. Scores are optional signals, while your saved notes and revisions become the real study material—kept locally on your device.
ChainPad Junior
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ChainPad Junior is a tool-like reasoning app for Grades 1–6 with one focused mode: Emoji Logic Chain. Each chain is a single-use thinking prompt where kids connect emoji ideas and write a short explanation. Every session saves a Reason Card, building a personal, on-device notebook of how they reasoned over time.
Screenshots
Verdict
The clearest difference is update cadence: ChainPad Junior at weekly against ChemForge 9's fortnightly. On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
ChemForge 9 ships an update fortnightly, ChainPad Junior weekly. Both last shipped on October 31, 2026.
| Parameter | ChemForge 9 | ChainPad Junior |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 31 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | Phuong Ma Thi | Hai Pham Ngoc |
In-app purchases
ChemForge 9
No in-app purchases
ChainPad Junior
No in-app purchases
Questions
Is ChemForge 9 free?
Is ChainPad Junior free?
Do ChemForge 9 or ChainPad Junior have ads?
Which is updated more often, ChemForge 9 or ChainPad Junior?
Other comparisons
