Let's vs Cocomiru
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Let's
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Are you tired of dieting alone and enduring it all by yourself? We’ve just released "Let's," a fun and easy-to-use diet app that you can enjoy with your close friends! The features are incredibly simple! We've focused on making the user experience easy for everyone! Recommended Features of Let's: [Dieting Together with Your Close Friends] We all know how tough it can be to keep up with dieting... Invite your friends and create a group. With a game-like experience, what was once a tough diet can turn into a fun one! [Extremely Simple! Easy Weight Tracking] Are you struggling to make use of all the features in other diet apps? Let's is all about a simple and minimalistic design and functionality. Try downloading it once, and you’ll see why anyone can use it with ease! [Fun Communication through Chats and Likes] To make the group dieting concept more enjoyable, we’ve added chat and like features! You can cheer each other on, making the dieting experience not only productive but also memorable with your friends. [Share Your Progress and Results on Instagram] You’ll want to share your hard-earned results and the satisfaction of completing your diet with everyone. Let’s seamlessly integrates with Instagram Stories, so you can easily share your dieting achievements!
Cocomiru
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Using this app, you can start and stop heart rate measurement with the 'Heart monitor Cocomiru'. The data measured by the 'Heart monitor Cocomiru' is acquired in real time by this app and transferred to the server. Evaluation is possible by transferring the measurement data to the server. [Precautions for use] ・To use this app, a 'Heart monitor Cocomiru' is required separately. ・Bluetooth communication must be available. (Used for data communication with 'Heart monitor Cocomiru') ・Internet communication is possible. (Used for data communication with the server) [Disclaimer] This app is not intended to be used as a medical device. Regarding the following, please consult who provided the 'Heart monitor Cocomiru'. ・When using this app to measure heart rate with the 'Heart monitor Cocomiru' ・When checking measurement results or seeking advice ・If you have any concerns about the waveform of measurement data displayed in this app.
Screenshots
Verdict
Let's and Cocomiru are too close to call on the numbers: across 3 compared parameters — price, in-app purchases and iOS requirement among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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 | Let's | Cocomiru |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | — |
| Ads | No | — |
| In-app purchases | No | No |
| Devices | iPhone — better | — |
| Requires iOS | 16.0 | 16.0 |
| Further details — not scored | ||
| Size | 15 MB | 47 MB |
| Age rating | 4+ | 4+ |
| Developer | jinsei shima | Seoritsu Inc. |
In-app purchases
Let's
No in-app purchases
Cocomiru
No in-app purchases








