Comparison

Jellow AAC Communicator vs TTMS Scert UP

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

Head to head
About

Jellow AAC Communicator

This communication system uses icons and images to help individuals with speech difficulties express themselves. It aids in learning words and categories through visual associations, allowing users to build sentences and speak them aloud with various accents.

Highlights
  • Icon-based communication
  • Customizable icon boards
  • Sentence generation
  • Multiple accent options
  • Vocabulary learning
  • Keyboard for new sentences
Features
Read full description

Jellow Communicator is a friendly Augmentative and Alternative Communication (AAC) system that uses icons/images to enable speech. This freely downloadable app can be used for communication by those learning to speak or those having difficulty with speech. Jellow can also be used by toddlers and early learners to learn words and categories frequently used in their daily lives. Jellow’s colorful and friendly icons can help children develop an association between pictures and their corresponding word labels. By Using Make My Board(My Boards), you can add or edit your own customized icons and their expressive text. Jellow has a simple, visually appealing, and easy-to-learn interface consisting central 'category' buttons and 'expressive' side buttons. The content of the app is organized into basic category buttons that make it easy for the user to access and find desired icons. The user can make the app speak out sentences by simply clicking on any of the category buttons followed by any of the expressive buttons. Jellow has around 1000 icons and over 10,000 lines of pre-programmed text. In addition, using the 'keyboard' feature, the user can also generate new sentences and use the app to speak them out aloud. The app allows the user to choose from multiple accents American, British, Australia and South Africa. Jellow is developed at the IDC School of Design at the Indian Institute of Technology Bombay (IIT-B) located in Mumbai. The application is still under development. If you have any suggestions for improvement, please submit your feedback/comments via email at jellowcommunicator@gmail.com. For further information on Jellow and FAQs, please visit www.jellow.org/

About

TTMS Scert UP

Features
Read full description

TTMS (Teacher Training Management System) is a comprehensive platform designed to streamline and manage large-scale teacher training programs efficiently. The app enables the identification and selection of teachers from a wide pool based on their qualifications, interests, and eligibility criteria. Selected teachers are enrolled into structured training programs aimed at enhancing their skills and professional development. TTMS supports the complete training lifecycle, including: Organized training modules and schedules Assessment and evaluation through tests Automated certification generation Call letter and communication management Upon successful completion of a training program, teachers become eligible to serve as Master Trainers, empowering them to train and mentor other educators. This platform is designed to ensure transparency, scalability, and efficiency in managing teacher development initiatives, making it ideal for educational institutions and government training programs.

Screenshots

Jellow AAC Communicator4 screens
TTMS Scert UP4 screens

Verdict

The call

The clearest difference is update cadence: TTMS Scert UP at every 8 days against Jellow AAC Communicator's every 2 months. On price, ads, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Jellow AAC Communicator ships an update every 2 months, TTMS Scert UP every 8 days. The most recent releases landed on October 24, 2026 and October 11, 2026 respectively.

Scorecard1 real difference · 9 level
Jellow AAC Communicator versus TTMS Scert UP: the parameters behind the verdict, then further details
ParameterJellow AAC CommunicatorTTMS Scert UP
PriceFreeFree
Rating4.1 (10 ratings) — better—
Positive reviews75.0% of reviews—
Number of ratings10 — better—
Update frequencyEvery 2 monthsEvery 8 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS14.0 — better15.1
Further details — not scored
Size66 MB40 MB
Age rating4+4+
DeveloperRavi PoovaiahMACREEL INFO SOFT PRIVATE LIMITED

In-app purchases

None

Jellow AAC Communicator

No in-app purchases

None

TTMS Scert UP

No in-app purchases

Questions

Is Jellow AAC Communicator free?
Jellow AAC Communicator is free to download, with no in-app purchases.
Is TTMS Scert UP free?
TTMS Scert UP is free to download, with no in-app purchases.
Do Jellow AAC Communicator or TTMS Scert UP have ads?
Neither Jellow AAC Communicator nor TTMS Scert UP shows ads.
Which is updated more often, Jellow AAC Communicator or TTMS Scert UP?
Jellow AAC Communicator ships an update every 2 months, and TTMS Scert UP every 8 days. Most recently, Jellow AAC Communicator was updated on October 24, 2026 and TTMS Scert UP on October 11, 2026.

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