Comparison

TallyFlex vs ABA Graph

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

TallyFlex

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
Read full description

Collect behavior and skill data, review progress, and prepare reports in one app. TallyFlex brings behavior and skill data, progress graphs, session notes, and reports together for BCBAs, RBTs, special education teachers, and other professionals. Collect during the session Track behavior and skills with frequency, duration, latency, percent correct, interval recording, and momentary time sampling. Record ABC data, break skills into task-analysis steps, and document prompt levels. Review session details Review a session’s collected data, graph, recorded events, and saved notes in one service record. Expand the event timeline to follow the sequence of recorded events. Follow progress over time Review progress graphs and add annotations for changes such as staffing or schedule updates. Organize programs into phases and targets to keep the skills you are working on connected. Bring clear reports to your next review Create PDF reports with graphs and summaries. Review session notes in a Notes Only report, or combine a day's service records, data summaries, timeline events, and notes in a Daily report. Export raw data to CSV or Excel. The Free plan includes core data collection, session notes, and basic CSV and Excel export. Programs, task analysis, prompt levels, full session timelines, and PDF reports require a paid subscription. Solo is a subscription for individual use, available through in-app purchase. Start collecting with TallyFlex. Questions? support@tallyflex.com Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

ABA Graph

This professional tool allows behavior analysts to create, customize, and analyze behavioral data directly on their mobile devices. Streamline data visualization and treatment monitoring for efficient, data-based decision-making in various settings.

Highlights
  • Create and manage multiple ABA graphs
  • Record, edit, and organize behavioral data
  • Add phase change and event lines
  • Customize graph appearance and labels
  • Export graphs as PDF reports or images
  • Export raw data for analysis
  • Mobile-friendly workflow for field services
Features
Read full description

ABA Graph Studio is a professional graphing and visual analysis tool designed specifically for BCBAs, BCaBAs, RBTs, ABA students, supervisors, researchers, educators, and others interested in applied behavior analysis. Create, customize, and organize visual displays of behavioral data quickly and efficiently from your iPhone or iPad—without relying on spreadsheets or desktop graphing software. Whether you're graphing data in a school, classroom, university, workplace, home, or other setting, ABA Graph Studio provides a streamlined way to transform data into clear visual displays based on conventions commonly used in applied behavior analysis. Create professional-quality graphs, customize visual elements, organize your data, and export graphs and reports directly from your mobile device. FEATURES • Create and manage multiple ABA graphs • Record, edit, and organize data points • Add phase change lines to distinguish experimental or program conditions • Add event lines to identify significant events or dates • Insert custom graph labels and annotations • Customize graph appearance and display settings • Export graphs as high-quality PDF documents • Export graphs as images for presentations, supervision, coursework, or documentation • Export raw data for additional analysis • Organize and manage graphs directly from your mobile device • Create visual displays suitable for professional, educational, and research applications ABA Graph Studio supports graphing and visual analysis across a variety of applications, including behavior data visualization, supervision, research, coursework, professional training, program evaluation, and single-case design. DESIGNED FOR • BCBAs • BCaBAs • RBTs • ABA students • Supervisors • Researchers • Educators and special education professionals • Anyone who uses behavioral data and single-case visual displays IMPORTANT INFORMATION ABA Graph Studio is a graphing and data-visualization tool. It does not diagnose medical, behavioral, developmental, or psychological conditions; provide medical or mental health advice; recommend treatments or interventions; or make clinical decisions. Users remain responsible for interpreting their data and making professional decisions within their applicable scope of practice. PRIVACY ABA Graph Studio does not require user accounts and is designed to store entered graph data locally on the user's device. Users are responsible for appropriately managing any information they choose to enter, including complying with applicable privacy, professional, organizational, and legal requirements. When appropriate, users should use de-identified information and avoid including unnecessary identifying information in graphs, reports, exports, or screenshots.

Screenshots

TallyFlex4 screens
ABA Graph4 screens

Verdict

The call

The clearest difference is rating: ABA Graph at 5.0 against TallyFlex's 4.3. ABA Graph also leads on review sentiment (100% vs 64%) and in-app purchases (none vs 2). TallyFlex's advantage is ratings volume (87 vs 5). On price, ads, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

ABA Graph 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 5, so its average is the more settled of the two. Written reviews point the same way: 64% of TallyFlex's written reviews are positive against 100% of ABA Graph's.

UpkeepUpdate frequency

TallyFlex ships an update every 10 days, ABA Graph every 3 days. The most recent releases landed on October 12, 2026 and October 7, 2026 respectively.

Scorecard6 real differences · 4 level
TallyFlex versus ABA Graph: the parameters behind the verdict, then further details
ParameterTallyFlexABA Graph
PriceFreeFree
Rating4.3 (87 ratings)5.0 (5 ratings) — better
Positive reviews64.1% of reviews100.0% of reviews — better
Number of ratings87 — better5
Update frequencyEvery 10 daysEvery 3 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size87 MB32 MB
Age rating4+4+
DeveloperTallyFlex LLCSeven Dimensions ABA, LLC

Customer experience

TallyFlex

All ratings87 ratings
Positive83.9%
Neutral10.3%
Negative5.7%
Written reviews39 reviews
Positive64.1%
Neutral28.2%
Negative7.7%

ABA Graph

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

TallyFlex

Reported bugs

13 issues
  • Calendar not showing current sessions
  • Data export results in empty Excel sheet
  • Calculations and percentages are unreliable
  • Data stops being counted after a certain number of opportunities
  • Exported data format for duration is hard to graph
Show 8 more
  • Recent update messed up client info
  • Data not transferring when emailed
  • Feature to see current sessions in 'today' tab stopped working
  • Account verification email not received
  • App stuck on email verification screen
  • Account temporarily disabled
  • Cannot add students on free version
  • Cannot upgrade account

Requested features

27 requests
  • Offer a 'lite' subscription for SLPAs/BCaBAs
  • Add more data collection options/types (chaining, TAs, checklists)
  • Allow uploading pre-made data sheets
  • Add sound alerts for timers
  • Ability to re-organize behaviors on screens
Show 22 more
  • Track exemplars
  • Add sub-goals under main goals
  • Cold probe button/data collection
  • Shared sessions/collaborative data collection
  • Ability to add multiple students in one session
  • Add prompts needed for a correct response
  • macOS app that syncs
  • Ability to add other team members for consistency
  • Printable daily reports
  • More descriptive session names or notes
  • Export to CSV or Google Sheets
  • Export raw data and graph
  • Prompt required tracking
  • Add descriptions to behaviors and option to show/hide
  • Go back to list of behaviors and add current behaviors during session
  • Website for help and learning
  • Easier way to export data with graphs
  • Time-stamped keystrokes for individual bouts
  • Break down sessions further if needed
  • Export qualitative notes
  • Export session duration with time
  • Shared location for a single student

ABA Graph

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

TallyFlex

Subscriptions2
  • TallyFlex Solo Monthly$27.991 Month
  • Solo Yearly$279.991 Year
None

ABA Graph

No in-app purchases

Questions

Is TallyFlex free?
TallyFlex is free to download, with in-app purchases available.
Is ABA Graph free?
ABA Graph is free to download, with no in-app purchases.
Which has better reviews, TallyFlex or ABA Graph?
ABA Graph is rated higher. TallyFlex averages 4.3 out of 5 from 87 ratings, while ABA Graph averages 5.0 from 5 ratings.
Do TallyFlex or ABA Graph have ads?
Neither TallyFlex nor ABA Graph shows ads.
Which is updated more often, TallyFlex or ABA Graph?
TallyFlex ships an update every 10 days, and ABA Graph every 3 days. Most recently, TallyFlex was updated on October 12, 2026 and ABA Graph on October 7, 2026.

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