YSS ELC vs Light Up the Cave
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
YSS ELC
Prepare for the speaking sections of TOEFL Junior and TOEFL Primary tests. Practice conversational skills and answering open-ended questions to build confidence for exam success.
- TOEFL Junior speaking practice
- TOEFL Primary speaking practice
- Conversation practice
- Open-ended question answering
- Exam preparation
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TOEFL English Learning Center Application to help students prepare for the speaking parts of the TOEFL Junior and TOEFL Primary tests. Practice taking part in a conversation and answering open-ended questions like on the TOEFL Junior and TOEFL Primary tests.
Light Up the Cave
Explore different light sources within a simulated dark cave environment. This educational tool is designed to align with grade 1 physical science curriculum, focusing on how we can illuminate our surroundings.
- Cave light source simulation
- Grade 1 physical science alignment
- Interactive learning tool
- Exploration of illumination methods
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This simulation allows users to test various light sources in a dark cave. This resource is aligned with the Smithsonian Science for the Classroom grade 1 physical science module, "How Can We Light Our Way in the Dark?"
Screenshots
Verdict
The clearest difference is rating: Light Up the Cave at 5.0 against YSS ELC's 3.0. YSS ELC's advantage is update cadence (every 5 months vs every 35 months) and iOS requirement (8.0 vs 12.0). On price, ratings volume, ads and in-app purchases 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.
Light Up the Cave holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
YSS ELC ships an update every 5 months, Light Up the Cave every 35 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.
| Parameter | YSS ELC | Light Up the Cave |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (1 ratings) | 5.0 (1 ratings) — better |
| Number of ratings | 1 | 1 |
| Update frequency | Every 5 months — better | Every 35 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 10 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | Edusoft.ltd | Smithsonian Institution |
Customer experience
YSS ELC
Light Up the Cave
In-app purchases
YSS ELC
No in-app purchases
Light Up the Cave
No in-app purchases
Questions
Is YSS ELC free?
Is Light Up the Cave free?
Which has better reviews, YSS ELC or Light Up the Cave?
Do YSS ELC or Light Up the Cave have ads?
Which is updated more often, YSS ELC or Light Up the Cave?
Other comparisons
