IMO Signs vs SOLAS4
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
IMO Signs
This educational app allows users to search for symbols by ID or name. It's designed for studying and reinforcing knowledge in a specific subject area. Enjoy a straightforward learning experience.
- Search by ID
- Search by Name
- Knowledge rechecking
- Study aid
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- Search view by ID - Search view by Name Good for study and recheck your knowledge. Hope you enjoy! :) Thanks
SOLAS4
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In this interactive course you will learn about all the requirements of the SOLAS convention related to radio communications on board a ship (Part IV). You will learn the types of radio equipment, the requirements of the convention, the composition of radio equipment depending on the sea area. The course includes five different visual tests that will help you strengthen your knowledge. It will be interesting and informative.
Screenshots
Verdict
The clearest difference is price: SOLAS4 at $1.99 against IMO Signs's $3.99. SOLAS4 also leads on iOS requirement (11.0 vs 17.6). On ads, in-app purchases 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
IMO Signs costs $3.99 and SOLAS4 $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | IMO Signs | SOLAS4 |
|---|---|---|
| Price | $3.99 | $1.99 — better |
| Positive reviews | 100.0% of reviews | — |
| Update frequency | Every 95 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.6 | 11.0 — better |
| Further details — not scored | ||
| Size | 194 MB | 69 MB |
| Age rating | 4+ | 4+ |
| Developer | Sergejs Zeigurs | OLEKSANDR IZERGIN |
In-app purchases
IMO Signs
No in-app purchases
SOLAS4
No in-app purchases
