VBMAPP vs TallyFlex
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
VBMAPP
This app is a digital tool for assessing, guiding curriculum, and tracking skills for children with autism or language delays. It simplifies the assessment process with accessible information and automatic scoring, offering video tutorials for guidance.
- Criterion-referenced assessment tool
- Curriculum guide
- Skill tracking system
- Unlimited assessments per student
- Automatic scoring and plotting
- Built-in video tutorials
- Integrated guide with IEP goals
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VB-MAPP for iOS! Created on behalf of Dr. Mark L. Sundberg, Ph.D., BCBA-D. The VB-MAPP is a criterion-referenced assessment tool, curriculum guide, and skill tracking system that is designed for children with autism, and other individuals who demonstrate language delays. The VB-MAPP is based on established developmental milestones, and research from the field of behavior analysis. The VB-MAPP App facilitates an unlimited number of assessments for each purchased student. Additional students can be unlocked via an in-app purchase. Additional students also enjoy an unlimited number of assessments. The objectives, materials, examples and scoring criterion are readily accessible as part of each question, making the process of conducting the VB-MAPP assessment much, much easier. The results are plotted on the scoring forms automatically saving you a significant amount of time. Built in video tutorials show how to add students, start assessments, explore the scoring forms and how to export the results to parents or colleagues. The entire contents of "the guide" is also built right into the app providing all the suggested IEP goals, guidance on materials that facilitate conducting the assessments and a vast library of information that can greatly enhance any verbal behavior, applied behavior analysis program.
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.
- 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
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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/
Screenshots
Verdict
The clearest difference is rating: TallyFlex at 4.3 against VBMAPP's 3.7. TallyFlex also leads on update cadence (every 2 weeks vs monthly) and review sentiment (64% vs 53%). On price, ads, in-app purchases and monetization model 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
Both are free to download. VBMAPP sells 10 one-off in-app purchases and TallyFlex sells 2 in-app purchases, starting at $27.99 per month. Whichever you choose, the download price is not the number that matters.
TallyFlex holds the better App Store score, 4.3 against 3.7. That said, the two scores are not equally well evidenced: TallyFlex has 87 ratings behind it against 17, so its average is the more settled of the two. Written reviews point the same way: 53% of VBMAPP's written reviews are positive against 64% of TallyFlex's.
VBMAPP ships an update monthly, TallyFlex every 2 weeks. The most recent releases landed on June 4, 2026 and September 24, 2026 respectively.
| Parameter | VBMAPP | TallyFlex |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (17 ratings) | 4.3 (87 ratings) — better |
| Positive reviews | 52.9% of reviews | 64.1% of reviews — better |
| Number of ratings | 17 | 87 — better |
| Update frequency | Monthly | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Requires iOS | 17.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 140 MB | 87 MB |
| Age rating | 17+ | 4+ |
| Developer | Data Makes the Difference, LLC | TallyFlex LLC |
Customer experience
VBMAPP
TallyFlex
In-app purchases
VBMAPP
- 1 VB-MAPP Assessment - 1 year$18.99
- 1 Evaluación VB-MAPP - 1 año$18.99
- 1 VB-MAPP Avaliação - 1 ano$18.99
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- VB-Mapp Training - ABA 101$29.99
- 3 VB-MAPP Assessments - 1 year$53.99
- VB-Mapp Training Library$149.99
- 10 VB-MAPP Assessments-1 year$169.99
- 25 VB-MAPP Assessments-1 year$399.99
- 25 VB-MAPP Évaluations - 1 an$399.99
- 25 VB-MAPP Avaliações - 1 ano$399.99
TallyFlex
- TallyFlex Solo Monthly$27.991 Month
- Solo Yearly$279.991 Year









