# Kemo vs Tapp Bell Ring Door

The clearest difference is in-app purchases: Tapp Bell Ring Door at none against Kemo's 13. Tapp Bell Ring Door also leads on ads (none vs shown) and rating (5.0 vs 4.6). Kemo's advantage is ratings volume (94K vs 1) and chart position (#51 vs unranked). On price and device support there is nothing between them.

Both are free to download. Kemo sells 12 in-app purchases, starting at $3.99 per month. Tapp Bell Ring Door asks for nothing beyond the download.

Tapp Bell Ring Door holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Kemo has 94K ratings behind it against 1, so its average is the more settled of the two.

Kemo ships an update every 3 weeks, Tapp Bell Ring Door every 5 days. The most recent releases landed on October 29, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Kemo | Tapp Bell Ring Door |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (94K ratings)](https://appshunter.io/ios/app/kemo/id1484584645/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tapp-bell-ring-door/id6745799105/reviews)** |
| Number of ratings | **94K** | 1 |
| Positive reviews | 17.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#51** | — |
| Size | 168 MB | 13 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [NumLake Tech Limited](https://appshunter.io/developer/1812597874) | [Joao Vianna](https://appshunter.io/developer/592830914) |

## What reviewers say

### Kemo

[App page](https://appshunter.io/ios/app/kemo/id1484584645)

**Currently charting:** #51 Top Grossing · Utilities (US App Store)

Easily set up your smart home devices and receive instant alerts for visitors or motion. Monitor your home with high-definition video, and communicate with visitors from anywhere. Offers various subscription plans for extended service.

**Highlights:** Easy device setup, Instant visitor/motion alerts, High-definition video monitoring, Two-way audio communication, Remote access from anywhere, Automatic subscription renewal

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cyclic 15 day, use 1 month | $3.99 | per month |
| U-Cyclic 14 day, use 1 year | $19.99 | per year |
| R-cycle 30 day,service 6 month | $28.99 | per 6 months |
| R-Service 6 month,cycle 30 day | $28.99 | per 6 months |
| R-Cyclic 30 day, use 6 month | $28.99 | per 6 months |
| R-Use 6 month,cyclic 30 day | $28.99 | per 6 months |
| RA-Use 1 year,cyclic 30 day | $29.99 | per year |
| R-Cyclic 30 day, use 1 year | $29.99 | per year |
| R-Use 1 year,cyclic 30 day | $29.99 | per year |
| R-Service 1 year,cycle 30 day | $29.99 | per year |
| R-cycle 30 day, service 1 year | $29.99 | per year |
| RA-Cyclic 30 day, use 1 year | $29.99 | per year |

**What reviewers like**

- 🚀 Clear video quality
- 👍 Easy installation
- 🔋 Long-lasting battery
- 💡 Wireless and rechargeable
- 🔒 Decent security features

**What reviewers complain about**

- 🐛 Connectivity issues
- 🐛 Delayed motion detection
- 🐛 Unreliable notifications
- 🔒 Forced subscription for cloud storage
- 👎 Poor customer service

**Reported bugs**

- Frequent app crashes
- Inability to format SD card
- Inconsistent battery life
- Randomly logged out of app

**Requested features**

- More customization options
- Faster live video feed
- Ability to view recorded videos without subscription
- Improved motion detection sensitivity


### Tapp Bell Ring Door

[App page](https://appshunter.io/ios/app/tapp-bell-ring-door/id6745799105)

Create digital bells linked to QR codes for real-time conversations. Share access with family, housemates, or colleagues to enable them to ring bells on their devices. Easily manage activation codes and QR codes for your bells.

**Highlights:** Create QR-code digital bells, Real-time conversations, Multi-device bell access, Add family and housemates, Manage activation codes, Install and manage QR-codes

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Kemo free?

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

### Is Tapp Bell Ring Door free?

Tapp Bell Ring Door is free to download, with no in-app purchases.

### Which has better reviews, Kemo or Tapp Bell Ring Door?

Tapp Bell Ring Door is rated higher. Kemo averages 4.6 out of 5 from 94K ratings, while Tapp Bell Ring Door averages 5.0 from 1 ratings.

### Do Kemo or Tapp Bell Ring Door have ads?

Kemo shows ads; Tapp Bell Ring Door does not.

### Which is updated more often, Kemo or Tapp Bell Ring Door?

Kemo ships an update every 3 weeks, and Tapp Bell Ring Door every 5 days. Most recently, Kemo was updated on October 29, 2026 and Tapp Bell Ring Door on October 10, 2026.

---

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