# Bilantan vs PerchLens

The clearest difference is review sentiment: Bilantan at 78% against PerchLens's 12%. Bilantan also leads on rating (2.2 vs 1.9) and iOS requirement (9.0 vs 12.0). PerchLens's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 7 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Bilantan holds the better App Store score, 2.2 against 1.9. That said, the two scores are not equally well evidenced: PerchLens has 334 ratings behind it against 57, so its average is the more settled of the two. Written reviews point the same way: 78% of Bilantan's written reviews are positive against 12% of PerchLens's.

Bilantan ships an update every 7 months, PerchLens every 3 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Bilantan | PerchLens |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.2 (57 ratings)](https://appshunter.io/ios/app/bilantan/id6446751545/reviews)** | [1.9 (334 ratings)](https://appshunter.io/ios/app/perchlens/id6473670884/reviews) |
| Number of ratings | 57 | **334** |
| Positive reviews | **78.2% of reviews** | 12.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 191 MB | 201 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Sinolum Tech Co.,Ltd](https://appshunter.io/developer/1678892374) | [POCKET INC](https://appshunter.io/developer/1717359545) |

## What reviewers say

### Bilantan

[App page](https://appshunter.io/ios/app/bilantan/id6446751545)

Explore nature and pets with advanced AI. Identify thousands of bird and animal species. Offers real-time monitoring with custom alerts for pet movements and activities.

**Highlights:** AI animal recognition, Thousands of species identification, Real-time alerts, Customizable monitoring zones, Pet activity tracking, Movement notifications

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 📸 Crystal-clear, high-quality camera footage
- 👍 Easy setup and installation process
- 📱 User-friendly app interface and navigation
- 🔋 Excellent solar panel charging functionality
- 🐦 AI bird identification feature (when working)

**What reviewers complain about**

- 🐛 App crashes and freezes phone
- ⚠️ Requires hard reset to recover from crashes
- 🔌 Inconsistent connectivity issues
- 📹 Videos fail to load despite timestamps showing events
- 🔐 Network security concerns with port scanning

**Reported bugs**

- App freezes and locks phone requiring hard reset
- Pop-up permission requests cover login screen and cannot be dismissed
- Videos show timestamps but fail to load with 'No event at this time' error
- App scans network for open ports even with local network access disabled
- Inconsistent device connectivity showing 'offline' status

**Requested features**

- Adjustable recording length settings
- Improved bird identification accuracy and regional customization
- Enhanced camera settings and controls
- Photo preview enlargement before video playback
- Automatic SD card access without manual wake-up


### PerchLens

[App page](https://appshunter.io/ios/app/perchlens/id6473670884)

This app enhances bird watching by integrating camera technology with bird feeders to capture images of visiting birds. It offers enthusiasts an innovative way to observe and engage with local wildlife.

**Highlights:** Camera-enabled bird feeder, Captures images of visiting birds, Innovative nature engagement, High-tech bird watching, Feathered friends observation

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to use
- 👍 Works well
- 🚀 Feeder works perfectly
- 👍 Accurate AI recognizer

**What reviewers complain about**

- 🐛 Motion detection too sensitive
- 🐛 Difficult to set up
- 🐛 Unreliable connection
- 🐛 Inaccurate AI bird identification
- 🐛 Camera quality issues

**Reported bugs**

- Inconsistent video recording and storage
- Inability to connect to Wi-Fi
- Login and account issues
- Compatibility problems with newer OS versions

**Requested features**

- Option to turn off AI bird identification
- Improved squirrel deterrent features
- Ability to share videos and photos
- Compatibility with smart home platforms
- Better battery life management


## Frequently asked questions

### Is Bilantan free?

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

### Is PerchLens free?

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

### Which has better reviews, Bilantan or PerchLens?

Bilantan is rated higher. Bilantan averages 2.2 out of 5 from 57 ratings, while PerchLens averages 1.9 from 334 ratings.

### Do Bilantan or PerchLens have ads?

Bilantan shows ads; PerchLens does not.

### Which is updated more often, Bilantan or PerchLens?

Bilantan ships an update every 7 months, and PerchLens every 3 weeks. Most recently, Bilantan was updated on October 24, 2026 and PerchLens on October 24, 2026.

---

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