# TallyFlex vs Behavior Data Collection Lite

The clearest difference is in-app purchases: Behavior Data Collection Lite at none against TallyFlex's 2. Behavior Data Collection Lite also leads on iOS requirement (11.2 vs 15.0). TallyFlex's advantage is update cadence (every 10 days vs every 6 months). On price, ads and device support there is nothing between them.

Both are free to download. TallyFlex sells 2 in-app purchases, starting at $27.99 per month. Behavior Data Collection Lite asks for nothing beyond the download.

TallyFlex ships an update every 10 days, Behavior Data Collection Lite every 6 months. The most recent releases landed on September 28, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | TallyFlex | Behavior Data Collection Lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (87 ratings)](https://appshunter.io/ios/app/tallyflex-aba-data-collection/id1531412972/reviews)** | — |
| Number of ratings | **87** | — |
| Positive reviews | 64.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 6 months |
| Monetization | Free with in-app purchases | — |
| Size | 87 MB | 13 MB |
| Requires iOS | 15.0 | **11.2** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TallyFlex LLC](https://appshunter.io/developer/1531412974) | [ATWare Solutions LLC](https://appshunter.io/developer/1090490769) |

## What reviewers say

### TallyFlex

[App page](https://appshunter.io/ios/app/tallyflex-aba-data-collection/id1531412972)

This app replaces paper data sheets for behavioral data collection. It helps professionals like BCBAs and RBTs work faster and more accurately with clients in clinics, schools, and homes. It offers various tracking methods and secure data export for reports.

**Highlights:** Replace paper data sheets, Track ABC data, frequency, duration, latency, Automatic timers for interval recording, Task analysis and prompt codes, Track multiple behaviors simultaneously, Export data to PDF, CSV, XLSX, Works offline

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TallyFlex Solo Monthly | $27.99 | per month |
| Solo Yearly | $279.99 | per year |


### Behavior Data Collection Lite

[App page](https://appshunter.io/ios/app/behavior-data-collection-lite/id6444665790)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TallyFlex free?

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

### Is Behavior Data Collection Lite free?

Behavior Data Collection Lite is free to download, with no in-app purchases.

### Do TallyFlex or Behavior Data Collection Lite have ads?

Neither TallyFlex nor Behavior Data Collection Lite shows ads.

### Which is updated more often, TallyFlex or Behavior Data Collection Lite?

TallyFlex ships an update every 10 days, and Behavior Data Collection Lite every 6 months. Most recently, TallyFlex was updated on September 28, 2026 and Behavior Data Collection Lite on September 11, 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.*