# Clearstream vs Harbor | PBL

The clearest difference is rating: Clearstream at 4.9 against Harbor | PBL's 4.0. Clearstream also leads on update cadence (every 2 weeks vs every 6 months) and ratings volume (1.4K vs 7). Harbor | PBL's advantage is monetization model (free vs free with in-app purchases). On price, ads, 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.

Clearstream holds the better App Store score, 4.9 against 4.0. That said, the two scores are not equally well evidenced: Clearstream has 1.4K ratings behind it against 7, so its average is the more settled of the two.

Clearstream ships an update every 2 weeks, Harbor | PBL every 6 months. The most recent releases landed on October 8, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Clearstream | Harbor | PBL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (1.4K ratings)](https://appshunter.io/ios/app/clearstream/id835273539/reviews)** | [4.0 (7 ratings)](https://appshunter.io/ios/app/harbor-pbl/id1224249273/reviews) |
| Number of ratings | **1.4K** | 7 |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 6 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 111 MB | 72 MB |
| Requires iOS | **15.6** | 16.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Clearstream](https://appshunter.io/developer/835273544) | [Pepperdine University](https://appshunter.io/developer/641352344) |

## What reviewers say

### Clearstream

[App page](https://appshunter.io/ios/app/clearstream/id835273539)

This application provides church leaders with powerful SMS communication tools. Easily send mass texts to your congregation, respond to individual messages, and access valuable statistics to enhance engagement. Seamlessly integrates with Planning Center for streamlined operations.

**Highlights:** Send mass texts, Reply to individual messages, View statistics, Syncs with Planning Center, iPhone integration

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

**In-app purchases:** none

**What reviewers like**

- 👍 Great app
- 🚀 Excellent service and customer support
- 💡 Helpful for churches and ministries
- 👍 Intuitive and easy to use
- 👍 Powerful and simple app

**What reviewers complain about**

- 🐛 Cannot attach photos or graphics to messages

**Reported bugs**

- Subscriber activity not recorded properly

**Requested features**

- Ability to edit or delete scheduled messages directly from the app


### Harbor | PBL

[App page](https://appshunter.io/ios/app/harbor-pbl/id1224249273)

This app serves as a central hub for event attendees, offering tools to build personal schedules, view speaker information, and foster connections with others. It's designed to enhance the fellowship and learning experience at events.

**Highlights:** Personalized schedule builder, Speaker biography access, Attendee connection tools, Event fellowship enhancement, Learning resource hub

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Clearstream free?

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

### Is Harbor | PBL free?

Harbor | PBL is free to download, with no in-app purchases.

### Which has better reviews, Clearstream or Harbor | PBL?

Clearstream is rated higher. Clearstream averages 4.9 out of 5 from 1.4K ratings, while Harbor | PBL averages 4.0 from 7 ratings.

### Do Clearstream or Harbor | PBL have ads?

Neither Clearstream nor Harbor | PBL shows ads.

### Which is updated more often, Clearstream or Harbor | PBL?

Clearstream ships an update every 2 weeks, and Harbor | PBL every 6 months. Most recently, Clearstream was updated on October 8, 2026 and Harbor | PBL on September 25, 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.*