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.
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.
- Icon-based communication
- Customizable icon boards
- Sentence generation
- Multiple accent options
- Vocabulary learning
- Keyboard for new sentences
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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/
TTMS Scert UP
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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
Verdict
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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
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.
| Parameter | Jellow AAC Communicator | TTMS Scert UP |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (10 ratings) — better | — |
| Positive reviews | 75.0% of reviews | — |
| Number of ratings | 10 — better | — |
| Update frequency | Every 2 months | Every 8 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 14.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 66 MB | 40 MB |
| Age rating | 4+ | 4+ |
| Developer | Ravi Poovaiah | MACREEL INFO SOFT PRIVATE LIMITED |
In-app purchases
Jellow AAC Communicator
No in-app purchases
TTMS Scert UP
No in-app purchases
Questions
Is Jellow AAC Communicator free?
Is TTMS Scert UP free?
Do Jellow AAC Communicator or TTMS Scert UP have ads?
Which is updated more often, Jellow AAC Communicator or TTMS Scert UP?
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