# Behavior Observer vs SLPcentral

The clearest difference is update cadence: SLPcentral at fortnightly against Behavior Observer's every 2 months. SLPcentral also leads on ratings volume (8 vs 1). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Behavior Observer sells 2 in-app purchases, starting at $49.99 per year and SLPcentral sells 2 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Behavior Observer against 5.0 for SLPcentral. That said, the two scores are not equally well evidenced: SLPcentral has 8 ratings behind it against 1, so its average is the more settled of the two.

Behavior Observer ships an update every 2 months, SLPcentral fortnightly. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Behavior Observer | SLPcentral |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/behavior-observer/id6789358581/reviews) | [5.0 (8 ratings)](https://appshunter.io/ios/app/slpcentral/id6793613253/reviews) |
| Number of ratings | 1 | **8** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 4 MB | 71 MB |
| Requires iOS | 17.6 | **16.4** |
| Devices | **iPhone, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Zaccaro](https://appshunter.io/developer/1895771100) | [Ryan Lillard](https://appshunter.io/developer/6793613255) |

## What reviewers say

### Behavior Observer

[App page](https://appshunter.io/ios/app/behavior-observer/id6789358581)

This app simplifies data collection and analysis for educational professionals. It offers multiple observation methods and generates instant reports for IEPs, FBAs, and clinical decisions. Features include frequency, duration, time sampling, ABC, and latency tracking, with Apple Watch integration for discreet data capture.

**Highlights:** Multiple observation methods (Frequency, Duration, Time Sampling, ABC, Latency), Instant report generation for IEPs and FBAs, Apple Watch integration for discreet data collection, Customizable behavior and antecedent/consequence banks, Automatic charts and printable PDF reports, Data export to Excel

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Behavior Observer Pro | $49.99 | per year |
| Behavior Observer Pro Lifetime | $149.00 | one-time |


### SLPcentral

[App page](https://appshunter.io/ios/app/slpcentral/id6793613253)

This app streamlines documentation and organization for speech-language pathologists and students. It helps track observation and clinical hours, manage coursework, collect live session data, and draft progress reports and SOAP notes. Privacy is a key focus, with client data stored securely on the device.

**Highlights:** Track observation and clinical hours, Manage coursework and deadlines, Collect live session data, Draft SOAP notes and progress reports, On-device privacy for client data, AI-assisted note drafting

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SLPcentral Pro — Monthly | $14.99 | per month |
| SLPcentral Pro — Yearly | $149.99 | per year |


## Frequently asked questions

### Is Behavior Observer free?

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

### Is SLPcentral free?

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

### Which has better reviews, Behavior Observer or SLPcentral?

Behavior Observer and SLPcentral are both rated 5.0 out of 5 on the App Store, from 1 and 8 ratings respectively.

### Do Behavior Observer or SLPcentral have ads?

Neither Behavior Observer nor SLPcentral shows ads.

### Which is updated more often, Behavior Observer or SLPcentral?

Behavior Observer ships an update every 2 months, and SLPcentral fortnightly. Most recently, Behavior Observer was updated on October 23, 2026 and SLPcentral on October 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.*