Moonlight vs Calcium Text Calculator
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Moonlight
Streamline your research by integrating AI tools directly into your PDF documents. Get instant explanations, translations, and citation details without leaving your reading interface.
- AI-powered explanations
- Document translation
- Citation retrieval
- Integrated research tools
- Seamless PDF interaction
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Make room for your next idea. Moonlight brings paper reading and your research library together on iPhone and iPad. Open a PDF, explore a paper, and keep the details you want to return to. READ WITH FOCUS Open research PDFs in the Moonlight reader. Use AI assistance for summaries, questions, and translation as you work through a paper. BUILD YOUR LIBRARY Keep papers together and find them by title, author, or tag. Switch between compact lists, minimal lists, and visual cards to suit the way you browse. KEEP YOUR THINKING CLOSE Use tags, ratings, and notes to organize what matters. See paper details and your notes in one place. PICK UP WHERE YOU LEFT OFF Recent papers help you return to your reading. Sign in to access your Moonlight library across supported devices. Some features require an account, an internet connection, or an eligible subscription. AI-generated content may be inaccurate; check it against the original paper.
Calcium Text Calculator
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Calcium is a text editor that updates math results as you type. Use `=>` to compute expressions. It supports all kinds of units. Best of all, it's free and open source!
Screenshots
Verdict
The clearest difference is iOS requirement: Moonlight at 15.1 against Calcium Text Calculator's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Moonlight ships an update every 10 days, Calcium Text Calculator every 5 days. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.
| Parameter | Moonlight | Calcium Text Calculator |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 64.3% of reviews | β |
| Update frequency | Every 10 days | Every 5 days β better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | β |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Requires iOS | 15.1 β better | 17.0 |
| Further details β not scored | ||
| Size | 66 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Corca, Inc. | Twarge LLC |
In-app purchases
Moonlight
No in-app purchases
Calcium Text Calculator
No in-app purchases
Questions
Is Moonlight free?
Is Calcium Text Calculator free?
Do Moonlight or Calcium Text Calculator have ads?
Which is updated more often, Moonlight or Calcium Text Calculator?
Other comparisons
