ubbu
ubbu: A classroom-focused block-coding curriculum with lessons, projects and teacher controls. Ranked #29 of 49 in Coding Education Platforms by our editors (6.0/10); pricing: Free plan · paid from $10/mo; best for classrooms teaching block coding to ages 6–13.
At a glance
- Editor score6.0 / 10
- PricingFree plan · paid from $10/mo
- Best forClassrooms teaching block coding to ages 6–13
- Free planYes
- Paid from$10/mo
- Teaching approachBlock-based
- Facts checked4 Oct 2026
Where it wins
- Age-adapted lessons combine coding concepts, games, quizzes and videos
- Teachers can track progress, grade projects and control lesson access
- Offline activities complement the web-based classroom experience
Where it doesn't
- Free access covers only four game-based coding lessons
- Essential starts at $10 per child monthly; Advanced costs $14
- The listed platform is web-based, so classroom use depends on web access
Our verdict on ubbu
For children ages 6–13, ubbu combines block-based coding lessons with games, quizzes, animated videos and a coding playground. Its classroom tools let educators use lesson plans with learning goals, track student progress, grade projects and control which lessons students can access. Students can also complete challenges and create and share code projects. The curriculum includes computer science and STEAM topics, as well as content related to the United Nations Sustainable Development Goals. This makes ubbu a fit for classrooms seeking guided introductory coding rather than an open-ended programming environment.
The published monthly plans show a free tier with four game-based coding lessons, the block-based playground, online tech support and a help center. Essential costs $10 per child per month and adds access to all 90+ lessons, three coding challenges and three project templates. Advanced costs $14 per child per month; it includes all 90+ lessons, all coding challenges and all project templates. The product details also name ubbu Starter, ubbu Full and ubbu Full Plus. Full and Full Plus include unlimited curriculum access, ubbox and real-time dashboards; Full Plus additionally lists online teacher training, student data integration and implementation support. These plan names are presented separately from the priced monthly tiers.
The classroom fit is the clearest strength: guided lessons, teacher grading and access controls pair with activities students can complete offline. The product is listed for web deployment, with documentation as a support channel. Buyers should weigh the per-child cost against the size of the class and whether all challenges and templates are important; the free tier is limited to four lessons. ubbu is suited to educators who want structured block-coding instruction and classroom progress tools. Those seeking a broader programming environment or a larger free lesson selection may prefer to compare alternatives.
ubbu pricing
ubbu fact sheet
| Free plan | Yes |
|---|---|
| Paid from | $10/mo |
| Teaching approach | Block-based |
| Guided lessons | Yes |
| Interactive projects | Yes |
| Classroom tools | Yes |
| Languages taught | Block-based coding |
| Learner age range | 6–13 |
| Deployment | Cloud |
| Platforms | Web |
| Support | Docs |
| Built for | Solo, Small business, Mid-market (editorial estimate) |
| Pricing | Free plan · paid from $10/mo (source) |
| Website | ubbu.io |
| Facts checked | 4 Oct 2026 |
Alternatives to ubbu
- CodeAI (formerly Code.org)A free, browser-based K–12 curriculum with coding labs and teacher resources.9.4
- CodecademyA broad self-paced coding and tech learning platform, with free entry and paid career tools.9.3
- freeCodeCampA free, self-paced mix of coding practice, projects, and certifications.9.2
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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