# Signalgrid vs EinkBro

The clearest difference is in-app purchases: EinkBro at none against Signalgrid's 2. EinkBro also leads on update cadence (every 5 days vs fortnightly) and iOS requirement (15.0 vs 17.2). On price, ads and device support there is nothing between them.

Both are free to download. Signalgrid sells 2 in-app purchases, starting at $4.99 per month. EinkBro asks for nothing beyond the download.

Signalgrid ships an update fortnightly, EinkBro every 5 days. The most recent releases landed on September 26, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Signalgrid | EinkBro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/signalgrid/id6752251889/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 5 days** |
| Monetization | Freemium | — |
| Size | 23 MB | 59 MB |
| Requires iOS | 17.2 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Signalgrid e.U.](https://appshunter.io/developer/1721703581) | [MAO YUAN KAO](https://appshunter.io/developer/1462579816) |

## What reviewers say

### Signalgrid

[App page](https://appshunter.io/ios/app/signalgrid/id6752251889)

This service provides reliable and secure real-time push notifications across multiple devices and platforms. Organize alerts into channels, set delivery rules, and ensure critical messages are never missed. Offers free and paid tiers for individuals and teams.

**Highlights:** Real-time push notifications, Cross-device and platform alerts, Notification channel organization, Time-based delivery rules, Critical notification option, API endpoint integration

**Features:** macOS Compatibility, Siri integration, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Single | $4.99 | per month |
| Teams | $49.99 | per month |


### EinkBro

[App page](https://appshunter.io/ios/app/einkbro/id6792317757)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Signalgrid free?

Signalgrid is free to download, with in-app purchases available.

### Is EinkBro free?

EinkBro is free to download, with no in-app purchases.

### Do Signalgrid or EinkBro have ads?

Neither Signalgrid nor EinkBro shows ads.

### Which is updated more often, Signalgrid or EinkBro?

Signalgrid ships an update fortnightly, and EinkBro every 5 days. Most recently, Signalgrid was updated on September 26, 2026 and EinkBro on September 28, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*