Signo Application vs Black White Chat
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Signo Application
This application offers instant sign language interpretation, bridging communication gaps for individuals with hearing disabilities. It aims to foster better communication among all members of society.
- Instant sign language interpretation
- Communication bridge for hearing disabilities
- Promotes societal communication
- Accessible on iOS devices
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MetaSign a distinctive application that provides instant interpretation service in sign language for people with hearing disabilities. We strive to provide the best ways of communication between all members of society.
Black White Chat
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View Dots worldwide and chat No name chat Chat delete No content in the app Black White allows you to view the locations of individuals worldwide and chat. Each user is assigned a unique number represented by a Dot on the map. Try to locate Black or White Dot on the Earth map. These Dots can sometimes be difficult to spot. The Black White logo can be moved in four directions: up, down, left, and right. Moving the logo upward will make your Dot appear on the Earth map as either a black or white Dot. Moving the logo left or right will change the color of your Dot between black and white. By scrolling on the Earth map, you can discover other Dots, both near and far. Click on a Dot to view its assigned number and zoom in on its location. Chat with the Dot. There is a search function under the menu where you can search for a specific Dot and see its location on the map. Moving the logo downward will make your Dot and location disappear from the Earth map and chat is ereased The top center of the screen displays the total number of people currently on the Earth map. The top right corner shows your unique user number.
Screenshots
Verdict
The clearest difference is in-app purchases: Signo Application at none against Black White Chat's 2. Black White Chat's advantage is update cadence (every 3 weeks vs every 2 months). On price, ads, device support 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. Black White Chat sells 2 one-off in-app purchases. Signo Application asks for nothing beyond the download.
Signo Application ships an update every 2 months, Black White Chat every 3 weeks. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.
| Parameter | Signo Application | Black White Chat |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 14.0 — better |
| Further details — not scored | ||
| Size | 135 MB | 76 MB |
| Age rating | 4+ | 4+ |
| Developer | META SIGN COMPANY FOR SPECIAL NEEDS SERVICES | IT'S A WRAP AB |
In-app purchases
Signo Application
No in-app purchases
Black White Chat
- 1 Month Membership$2.99
- One year subscription$19.99
Questions
Is Signo Application free?
Is Black White Chat free?
Do Signo Application or Black White Chat have ads?
Which is updated more often, Signo Application or Black White Chat?
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