# TallyFlex vs Behavior Tracker ABC

The clearest difference is rating: Behavior Tracker ABC at 5.0 against TallyFlex's 4.3. Behavior Tracker ABC also leads on update cadence (every 4 days vs every 10 days). TallyFlex's advantage is ratings volume (87 vs 1) and iOS requirement (15.0 vs 17.6). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. TallyFlex sells 2 in-app purchases, starting at $27.99 per month and Behavior Tracker ABC sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Behavior Tracker ABC holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: TallyFlex has 87 ratings behind it against 1, so its average is the more settled of the two.

TallyFlex ships an update every 10 days, Behavior Tracker ABC every 4 days. The most recent releases landed on October 3, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | TallyFlex | Behavior Tracker ABC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (87 ratings)](https://appshunter.io/ios/app/tallyflex-aba-data-collection/id1531412972/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/behavior-tracker-abc/id6768030576/reviews)** |
| Number of ratings | **87** | 1 |
| Positive reviews | 64.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 4 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 87 MB | 10 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [TallyFlex LLC](https://appshunter.io/developer/1531412974) | [Amarjit Gill](https://appshunter.io/developer/1871776123) |

## 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 Tracker ABC

[App page](https://appshunter.io/ios/app/behavior-tracker-abc/id6768030576)

This app helps parents and caregivers document challenging moments with children, identify recurring patterns, and generate detailed reports for sharing with professionals. It uses an ABC format to log incidents, track severity, and analyze trends over time.

**Highlights:** ABC incident logging, Severity and duration tracking, Pattern identification, Shareable PDF reports, Common situation analysis, Trend monitoring

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Insights | $2.99 | one-time |


## Frequently asked questions

### Is TallyFlex free?

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

### Is Behavior Tracker ABC free?

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

### Which has better reviews, TallyFlex or Behavior Tracker ABC?

Behavior Tracker ABC is rated higher. TallyFlex averages 4.3 out of 5 from 87 ratings, while Behavior Tracker ABC averages 5.0 from 1 ratings.

### Do TallyFlex or Behavior Tracker ABC have ads?

Neither TallyFlex nor Behavior Tracker ABC shows ads.

### Which is updated more often, TallyFlex or Behavior Tracker ABC?

TallyFlex ships an update every 10 days, and Behavior Tracker ABC every 4 days. Most recently, TallyFlex was updated on October 3, 2026 and Behavior Tracker ABC on September 23, 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.*