Earth Explore vs pH Lab
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Earth Explore
Identify bird songs using artificial intelligence with this application. It can classify over 2000 bird species globally, all processed directly on your device without an internet connection.
- AI-powered bird song classification
- Supports over 2000 bird species
- Offline functionality
- On-device processing
- Global bird song database
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Use this app to classify bird songs! Using artificial neural networks, the application can classify the song of over 2000 different birds from around the world. And with no need to connect to any remote server, this app can run all of its classifications on your phone, without connection to the internet.
pH Lab
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pH Lab is an interactive virtual chemistry lab for iPhone and iPad that helps you understand acids, bases, and the pH scale through hands-on simulation. Key Features • Real-time pH Simulator: Select chemicals, adjust concentration and volume, and mix solutions to see pH updates instantly. • Visual pH Feedback: Watch indicator-like color changes and follow a full 0–14 pH scale. • Beginner + Advanced Modes: Start simple, then explore deeper with more calculation-focused learning. • Structured Lessons: Learn from core pH concepts to neutralization, buffers, and real-world applications. • Quizzes with Explanations: Test your understanding and review clear answer explanations. • Daily & Advanced Challenges: Complete targets, earn stars, and build your chemistry streak. • Substance Library: Browse chemicals with formulas, pH values, use cases, and safety notes. Great For • Middle school, high school, and university students • Science teachers and tutors • Self-learners who want a visual, interactive way to study chemistry Premium (One-Time Purchase) • Unlock all chemicals • Unlock all lessons, quizzes, and challenges • Access titration mode and saved experiments • Remove all ads Disclaimer: pH Lab is an educational tool and is not a substitute for real laboratory safety training.` - What’s New (v1.0): `Welcome to pH Lab 1.0! • Launch of the interactive pH simulation lab • Added lessons, quizzes, and daily challenges • Introduced one-time Premium unlock for all features
Screenshots
Verdict
The clearest difference is in-app purchases: Earth Explore at none against pH Lab's 1. Earth Explore also leads on iOS requirement (15.5 vs 26.0). On price, ads 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. pH Lab sells 1 one-off in-app purchase. Earth Explore asks for nothing beyond the download.
| Parameter | Earth Explore | pH Lab |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.5 — better | 26.0 |
| Further details — not scored | ||
| Size | 104 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | Cameron Ryan | ChatStick Company Limited |
In-app purchases
Earth Explore
No in-app purchases
pH Lab
- Unlock All Features$2.99
