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Education & KidsConsumer ElectronicsSeason 1 · Episode 13Verified

Thinkerbell Labs

Self-learning braille devices for blind learners

Bengaluru company behind Annie, a self-learning braille literacy device for blind and visually impaired learners. Its range also includes the Tactera braille notetaker and the Helios analytics platform.

FoundersAman Srivastava, Dilip Ramesh, Saif Shaikh & Sanskriti Dawle

Pitch & term sheet

Shark Tank India Season 1 · Episode 13 · Aired 5 Jan 2022 · Pitch #37

DealClosing not reported

PitchedAnnie, a self-learning braille literacy device

Thinkerbell Labs showed Annie, a device that lets blind children learn braille on their own, with a young braille learner demonstrating it. The founders asked for Rs 30 lakh for 0.5%, but three sharks combined to put in Rs 1.05 crore for 3%.

Founders' ask

₹30 L

for 0.5% equity

Deal accepted on air

₹1.05 Cr

₹1.05 Cr for 3%

Implied valuation

₹35 Cr

Deal terms (ask implied ₹60 Cr)

Implied valuation is calculated by PitchBase Global as cash ÷ equity share and excludes debt. An offer accepted on television is subject to due diligence and may change or not close.

Documented offers

  1. 1.Peyush Bansal

    ₹1 Cr for 5% + Reportedly also offered to stock the device through Lenskart retail.

    Revised
  2. 2.Namita Thapar

    ₹30 L for 0.75% + Reportedly offered help with international expansion.

    Revised
  3. 3.Anupam Mittal

    ₹30 L for 1%

    Revised
  4. Accepted on air

After the show

Closing not reported

We have not found a reliable published report on whether this investment closed after filming.

VerifiedLast checked 20 Oct 2026

Products & where to buy

Company timeline

  1. 2016

    Company founded

    Approximate year: a 2022 article says the company was founded six years earlier, and one analysis page says 2016.

  2. 2022

    Pitched Annie on Shark Tank India season 1

    Accepted a joint offer of Rs 1.05 crore for 3% from three sharks.

Founders & leadership

Sources

  1. 1.
    Thinkerbell-Labs - Google for Startups

    Google for Startups · Accessed 20 Oct 2026

  2. 2.
    Thinkerbell Labs official website

    Thinkerbell Labs · Accessed 20 Oct 2026

  3. 3.
    Shark Tank India Episode 13: Annie - An iPhone Moment in the field of Braille Literacy

    ReadersFusion · Published 6 Jan 2022 · Accessed 20 Oct 2026Recap blog / aggregator

  4. 4.
    Thinkerbell Labs Founder Speaks on +1Cr Shark Tank India Success

    Man's World India · Published 7 Feb 2022 · Accessed 20 Oct 2026

  5. 5.
    Shark Tank India: Top 5 Pitches From Season 1

    Business Today · Published 2 Jan 2023 · Accessed 20 Oct 2026

  6. 6.
    Annie Shark Tank Pitch Breakdown: Braille Device That Changes Blind Education Forever

    Shark Tank House · Accessed 20 Oct 2026Community or derivative listing

  7. 7.
    India's Best 25 Shark Tank Products Revealed

    Shiprocket · Published 2 Feb 2024 · Accessed 20 Oct 2026Recap blog / aggregator

  8. 8.
    Shark Tank India season 1

    Wikipedia · Accessed 20 Oct 2026Encyclopedia (lead only)

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