Chemistry Glossary vs TeachSitter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Chemistry Glossary
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A bilingual translation of important technical chemistry terms (more than 400 terms) for undergraduate and postgraduate students with pronunciation in Chinese and English, will be developed and used by students of BSc, as well as MSc, in chemistry and related majors. Such development will fill up the language gap for students who had their previous related study in Chinese, which is expected to improve students’ learning.
TeachSitter
Connects parents and caretakers with vetted tutors and babysitters for children aged Pre-K to 8th grade. This secure mobile app facilitates scheduling and communication for finding reliable childcare and academic support.
- Connects with vetted tutors and babysitters
- Focuses on Pre-K to 8th grade
- Secure mobile scheduling
- Background checked professionals
- Facilitates communication
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Parents and caretakers now have a secure mobile/scheduling app that connects them with safe, reliable, and background checked Tutors and Babysitters all through a mobile app. TeachSitter specifically and academically focuses on children ages Pre-K to 8th grade.
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Verdict
The clearest difference is update cadence: TeachSitter at every 2 weeks against Chemistry Glossary's every 31 months. 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.
Chemistry Glossary ships an update every 31 months, TeachSitter every 2 weeks. The most recent releases landed on November 7, 2026 and November 4, 2026 respectively.
| Parameter | Chemistry Glossary | TeachSitter |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (2 ratings) — better |
| Number of ratings | — | 2 — better |
| Update frequency | Every 31 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.0 — better | 13.4 |
| Further details — not scored | ||
| Size | 85 MB | 24 MB |
| Age rating | 17+ | 4+ |
| Developer | Apps Resource Centre, Hong Kong Baptist University | YHH SERVICE LLC |
In-app purchases
Chemistry Glossary
No in-app purchases
TeachSitter
No in-app purchases
Questions
Is Chemistry Glossary free?
Is TeachSitter free?
Do Chemistry Glossary or TeachSitter have ads?
Which is updated more often, Chemistry Glossary or TeachSitter?
Other comparisons
