UP vs Lunar age
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
UP
This app provides a straightforward environment for presenting landscape PDF files. Use your finger as a pointer or pen, navigate between multiple documents, and utilize a simple whiteboard feature for annotations. It's designed for easy and unassuming presentations.
- Landscape PDF presentation
- Finger as pointer/pen
- Navigate between multiple PDFs
- Simple whiteboard
- Easy document switching
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UP is a simple environment for presentation with landscape PDF files. Your finger will act as a pointer or a pen when necessary. You can ready multiple PDF files (e.g., main and supplements) and path from one to the next easily. It is also equipped with a simple whiteboard.
Lunar age
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Moon Phase Calendar Displays the moon phases. Recommended for those interested in the moon, who enjoy its phases, or have an interest in astronomy and astrology.
Screenshots
Verdict
The clearest difference is in-app purchases: UP at none against Lunar age's 1. UP also leads on iOS requirement (8.0 vs 15.6). Lunar age's advantage is update cadence (monthly vs every 75 months) and device support (3 vs 1). On price and ads 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. Lunar age sells 1 one-off in-app purchase. UP asks for nothing beyond the download.
UP ships an update every 75 months, Lunar age monthly. The most recent releases landed on October 23, 2026 and October 28, 2026 respectively.
| Parameter | UP | Lunar age |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 75 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPad | iPhone, iPad, iPod — better |
| Requires iOS | 8.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 1 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | Ayumu Inoue | akira ohmachi |
In-app purchases
UP
No in-app purchases
Lunar age
- Remove Ads$1.99
