J vs labX
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
J
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J-Gate Mobile App available now!! The J-Gate Mobile app provides scholars with an easy way to search and access Fulltext from J-Gate & their Library Collections
labX
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Consultations have never been easier with labX! labX is an app built for the School of Science and Technology Singapore that simplifies booking consultations and labs. With labX, you don't need to go through the long, tedious process of sending emails or Google Forms for consultations - you can book one at any time, any place, and get immediate responses from teachers once they see it! So what are you waiting for? Download labX, and happy sciencing!
Screenshots
Verdict
The clearest difference is update cadence: labX at every 3 days against J's every 2 months. J's advantage is iOS requirement (13.4 vs 18.2). 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.
J ships an update every 2 months, labX every 3 days. The most recent releases landed on September 17, 2026 and September 7, 2026 respectively.
| Parameter | J | labX |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 3 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 13.4 — better | 18.2 |
| Further details — not scored | ||
| Size | 25 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | Informatics Publishing Limited | School of Science and Technology, Singapore |
In-app purchases
J
No in-app purchases
labX
No in-app purchases
