Compass Free vs Air Compression
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Compass Free
This app functions as a sundial to determine cardinal directions using sunlight. Align the shadow of your finger with the app's shading to find north, south, east, and west.
- Measures cardinal points
- Uses sunlight
- Aligns finger shadow
- Indicates directions
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Compass is a measuring instrument which indicates true direction under the sunlight. Put your finger in the middle of the compass and line it's shadow up with the app's shading.
Air Compression
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The supporting software of the air pressure wave massager equipment enables wireless control of the massager on the mobile phone through Bluetooth technology, providing users with a convenient operating experience. The core function of the application is device control, and users can set the running time, pressure intensity, mode selection, opening and closing of the cavity, and device start and stop through the mobile interface.
Screenshots
Verdict
The clearest difference is ads: Air Compression at none against Compass Free's shown. Compass Free's advantage is device support (4 vs 2). On price, in-app purchases and iOS requirement 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.
| Parameter | Compass Free | Air Compression |
|---|---|---|
| Price | Free | Free |
| Rating | 2.1 (50 ratings) — better | — |
| Positive reviews | 34.4% of reviews | — |
| Number of ratings | 50 — better | — |
| Update frequency | Every 22 months | — |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPod |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 5 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Masayuki Akamatsu | Guangzhou Beite Electronic Science & Technology Co., Ltd. |
Bugs and requests
Compass Free
Reported bugs
2 issues- Causes device freezes or crashes
- Inaccurate compass readings
Requested features
4 requests- Add support for southern hemisphere
- Integrate with GPS for more accurate direction
- Provide night mode or moonlight option
- Improve instructions and user guidance
Air Compression
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Compass Free
No in-app purchases
Air Compression
No in-app purchases
Questions
Is Compass Free free?
Is Air Compression free?
Do Compass Free or Air Compression have ads?
Other comparisons
