Opens in a new tab

Kami is on tour this autumn.

Find an event near you
Comparative analysis

Book Creator vs. Bulb for digital portfolios

Bulb has been a familiar name in K-12 digital portfolios for years, and plenty of schools have built real workflows around it. Today there are more options, and the right fit depends on what a program actually needs to prove. Is your goal that a student can read and reflect, or that a student is workforce-ready in a technical pathway? 

A student writes in a notebook beside a laptop, with Book Creator, audio, and voice recording icons around her.

Digital portfolios, from every learner

Does the tool let a struggling reader, a multilingual learner, and a CTE senior all show what they know in their own way?

Book Creator

Bulb

Multimodal creation
Combines writing, audio, images, video, and drawing in one book, with real-time collaboration and multimedia comments (text, audio, video, or stickers) for feedback.
Supports embedding photos, videos, documents, and other file types into portfolio pages, plus assignments and groups for structure.
Accessibility certification
CAST UDL Product Certification,
evaluated against Universal Design for Learning principles.
Not stated. No UDL, ISTE, or equivalent accessibility certification found in Bulb's public materials.

Independent evidence, not just claims

Has anyone outside the company checked that this tool actually helps students learn?

Book Creator

Bulb

Federal evidence tier
ESSA Level III (Promising Evidence), a US Department of Education evidentiary standard often required for Title I, II, and IV fund purchases.
Not stated. No ESSA evidence tier found.
Standards alignment
ISTE Seal of Alignment for Creativity. CAST UDL Product Certification.
Not stated. No ISTE Seal found.
Outcomes data
97% of surveyed special education teachers report a positive impact on student progress. Independent correlational research shows reading gains, including larger gains for English language learners.
Not stated. No independent outcomes research found in Bulb's public materials.

Curating and sharing the work once it exists

Once students have created portfolio content, how easy is it for a teacher or librarian to organize, share, and track it?

Book Creator

Bulb

Central organization
Central Digital Library for curating and sharing collections of student work, choice boards, and instructional resources, plus book-level engagement analytics.
Admin dashboard, assignments, and groups for structuring a class, plus shareable template pages.
Named LMS and SIS integrations
Several integrations including Canvas, Gogole Classroom, Schoology, Clever and more. General appsmashing lets a book embed links, PDFs, and content from multiple other tools.
Named integrations with Google Classroom, Microsoft Office 365, Canvas, Blackboard, Schoology, Clever, ClassLink, and GradeLink.
Portability across grades and after graduation
A persistent "My Portfolio" student library follows a student across grade levels, available with a district-wide license.
Markets portfolios as "yours for life," with students able to retain access after graduating or changing schools using a personal email address.
CTE-specific portfolio pathway
CTE journals listed as a use case for Book Creator across the curriculum, but no CTE curriculum integration yet.
Direct integration with iCEV, an online CTE curriculum provider, with named CTE and workforce-readiness customers (including a P-Tech program and a STEM scholars program).
Book Creator in the classroom

Demonstrable evidence of success

250M

books

made worldwide in Book Creator since 2011

97%

of special education

teachers report a positive impact on progress

98%

of tech coaches

surveyed would recommend Book Creator

ESSA Level 3 badge from Instructure

ESSA Level 3 study shows impact on literacy

CAST UDL Product Certification badge

CAST UDL

Product Certification

Independently certified to Universal Design for Learning standards

ISTE Seal badge, June 2025 to 2027

ISTE Seal

Seal of alignment as a ‘Creativity’ tool

The first creativity app to gain this seal

Where Book Creator has the advantage 

If you’re evaluating tools for your program, these are the areas where Book Creator has an advantage.

ISTE Seal, ESSA Level 3, and Common Sense Privacy badges for Book Creator.

Independent evidence, not claims

ESSA Level III, the ISTE Seal, and CAST UDL certification are third-party reviews providing clear evidence. 

Book Creator Central Digital Library screen showing district book collections and a Create a new library button.

Built for curation, not just storage

The Central Digital Library and book-level analytics give educators a way to organize and showcase across a whole district. 

Book Creator media menu with Translate, Record, and Camera options, beside a video of a student using sign language.

Every learner, every format

Multimodal creation paired with a UDL certification means the accessibility case is not just a features list.

The ISTE Seal of Alignment

In 2025, Book Creator was the first product to gain the ISTE Seal of Alignment under their newly established 'Creativity' track. The ISTE Seal Review report says that "Book Creator sets a new standard for student-centered, accessible, and engaging digital learning."

What's more, CUSD 300 in Illinois have proven that use of Book Creator helps teachers and students meet multiple ISTE standards.  
Download the ISTE Seal report
Book Creator ISTE Seal Findings Report 2025 cover

Frequently Asked Questions

Yes. Because each platform manages its own student accounts and portfolio content, a school can pilot Book Creator with one grade level or one CTE pathway while continuing to use Bulb elsewhere.

Both tools can be used at the same time without conflict, since neither requires exclusive access to shared logins like Google Classroom, Clever, or ClassLink.

The persistent “My Portfolio” student library, the feature that follows a student across grade levels, is available with a district-wide license. A single classroom or building-level license supports book creation and sharing, but not that persistent cross-grade library.

Yes. Book Creator complies with COPPA, FERPA, and GDPR. See our security hub for more. 

Book Creator’s accessibility compliance report (VPAT), 2026 accessibility roadmap, and WCAG 2.1 AA conformance letter are all available for district review, alongside the ESSA Level III and ISTE Seal documentation referenced above.

No named integration with iCEV or a similar CTE curriculum provider was found in Book Creator’s current public materials. Programs with an existing iCEV deployment should weigh this alongside the other categories above.

Product information, features, and pricing for Bulb are based on publicly available information as of August 2026 and are subject to change without notice. Kami is not affiliated with, endorsed by, or sponsored by Bulb. All trademarks, product names, and company names are the property of their respective owners. We’ve made every effort to ensure accuracy. If you spot something outdated, let us know at marketing@kamiapp.com

What will you create?

Book Creator is free to try. No setup required. Start a digital book today and see what your students can do when they have a real way to express themselves.

Collage of student-made book covers created in Book Creator, including a science notebook, a poetry book, and a digital portfolio.