3Cols vs Accelo vs acunote.com: Which Is Right for You in 2026?

3Cols, Accelo, and Acunote landed in the same grouping mostly by alphabetical accident, not because they solve the same problem. 3Cols is a free code snippet…

3Cols

free · From Free

Best for: Developers who want a free, shareable place to store and organize reusable code snippets in real time.

Accelo

custom · From Custom quote; third-party estimates suggest roughly $20 to $30 per user per month entry tier with a minimum team size

Best for: Agencies and consultancies that need sales, project delivery, support tickets, retainers, and billing unified in one platform.

acunote.com

freemium · From Free for up to 5 users; paid plans start at 49 dollars per month

Best for: Small software teams that want a straightforward, low-cost Scrum board with burndown charts and a project wiki.

At a Glance

 3ColsAcceloacunote.com
Primary categoryProject ManagementProject ManagementProject Management
RatingNot documentedNot documentedNot documented
Pricing modelfreecustomfreemium
Starting priceFreeCustom quote; third-party estimates suggest roughly $20 to $30 per user per month entry tier with a minimum team sizeFree for up to 5 users; paid plans start at 49 dollars per month
Free planNot documentedNot documentedNot documented
Free trialNot documentedNot documentedNot documented
PlatformsNot documentedNot documentedNot documented
Team collaborationNot documentedNot documentedNot documented
AI featuresNot documentedNot documentedNot documented
Public APINot documentedNot documentedNot documented

Standout Differences

Three unrelated job categories

3Cols is a niche developer utility for code snippets, Accelo is an enterprise-leaning agency operations platform, and Acunote is a small-team agile tracker. Buyers evaluating these against each other should recognize they're not interchangeable — pick based on the actual workflow you're trying to solve.

3Cols, Accelo, acunote.com

Pricing spans free to enterprise custom quotes

3Cols is entirely free, Acunote is free for up to 5 users with paid plans from $49/month, and Accelo requires a custom quote with a minimum team size, with third-party estimates putting entry pricing around $20 to $30 per user per month. This is a much wider spread than a typical head-to-head comparison.

3Cols, Accelo, acunote.com

Acunote flags its own low profile

Acunote's own description notes it is 'a small, lower-profile product with limited recent public activity.' That's worth weighing directly against Accelo, which is positioned as an actively marketed AI-powered platform, if long-term product momentum matters to your decision.

acunote.com, Accelo

Accelo is the only one built around billing and client relationships

Accelo bundles sales pipeline, ticketing, retainer management, and billing into one system — a scope neither 3Cols nor Acunote attempts. If your need is running client-facing agency operations rather than tracking code or sprints, only Accelo is built for that.

Accelo

Feature-by-Feature

Primary Function

Feature3ColsAcceloacunote.com
Code snippet storage and sharingAvailableUnavailableUnavailable
Agile/Scrum sprint boards and burndown chartsUnavailableNot documentedAvailable
Sales pipeline, ticketing, retainer, and billing managementUnavailableAvailableUnavailable
Wiki-based team collaborationUnavailableNot documentedAvailable

Pricing & Plans

Feature3ColsAcceloacunote.com
Free plan availableAvailableUnavailableAvailable
Custom quote / minimum team size requiredUnavailableAvailableUnavailable

Collaboration Format

Feature3ColsAcceloacunote.com
Real-time collaborative boardsAvailableNot documentedNot documented
AI-powered featuresNot documentedAvailableNot documented

Pricing Compared

Starting price reflects the lowest paid tier, not the full cost for every team size or usage level.

3Cols

Free — $0 N/A

Accelo

Core (third-party estimate) — Custom quote, estimated $20 to $30 per user per month monthly, minimum team size applies
Quote-to-Cash (third-party estimate) — Custom quote, estimated $40 to $60 per user per month monthly
Retainers and Expenses (third-party estimate) — Custom quote, estimated $50 to $70 per user per month monthly
Advanced Automation (third-party estimate) — Custom quote, estimated $70 to $90 per user per month monthly

acunote.com

Free — Free N/A
Business — 49 dollars per month monthly
Corporate — 99 dollars per month monthly
Enterprise — 149 dollars per month monthly

Pros & Cons

3Cols

Pros

  • Completely free to use for storing, accessing, and sharing snippets
  • Real-time collaborative boards make team snippet sharing straightforward
  • VSCode and browser extensions integrate snippet capture into existing developer workflows
  • Simple, visual three-column layout keeps snippets organized without complex folder structures
  • Works as an installable Progressive Web App across desktop and mobile

Cons

  • Small, independently run project with limited public information about its backing or roadmap
  • Fewer integrations and enterprise features than larger snippet managers such as GitHub Gist or dedicated snippet tools
  • No visible paid tier raises questions about the long-term sustainability of the free service
  • Limited third-party reviews and community size compared to mainstream developer tools

Accelo

Pros

  • Combines CRM, project management, ticketing, retainers, and billing in one connected platform
  • Real-time profitability visibility per client and per project
  • Strong fit for agencies and consultancies managing many concurrent client engagements
  • AI-assisted capacity planning and risk flagging reduce manual oversight
  • Onboarding and implementation support included in contracts

Cons

  • No published pricing; requires a sales conversation and custom quote
  • Minimum user or seat requirements may not suit very small teams or solo freelancers
  • Breadth of modules can mean a learning curve during onboarding
  • Advanced automation and quote-to-cash features cost extra on top of the base platform

acunote.com

Pros

  • Simple, focused Scrum feature set that is easy to learn
  • Burndown charts based on real execution data rather than manual updates
  • Free plan available for small teams of up to 5 users
  • No long-term contract required on paid plans, with a 30-day free trial
  • Long operating history in the agile project management space

Cons

  • Very small company footprint, reportedly around a single employee as of 2026, raising questions about long-term support and development
  • Integrations lean on legacy tools like Subversion and Trac rather than many modern developer platforms
  • Limited visible recent product updates compared to actively growing competitors
  • Less modern interface and feature depth than newer agile project management tools

Use Cases

Choose 3Cols: Developers who want a free, shareable place to store and organize reusable code snippets in real time.
Choose Accelo: Agencies and consultancies that need sales, project delivery, support tickets, retainers, and billing unified in one platform.
Choose acunote.com: Small software teams that want a straightforward, low-cost Scrum board with burndown charts and a project wiki.

3Cols

  • Personal snippet organization — Individual developers use 3Cols to organize reusable code snippets across personal projects.
  • Team snippet collaboration — Small development teams use shared 3Cols boards to collaboratively build and maintain a library of boilerplate code.
  • Capturing code while browsing — Developers use the browser extension to quickly save code blocks found on documentation sites, blogs, or Stack Overflow.

Accelo

  • Agency Client and Project Management — Marketing and creative agencies use Accelo to manage client relationships, project budgets, and billing from one system instead of stitching together separate CRM, project management, and invoicing tools.
  • Managed IT Services Delivery — IT and managed service providers use Accelo's ticketing and retainer modules to track support requests against contracted service levels and bill clients accurately for recurring work.
  • Consulting Firm Profitability Tracking — Consulting and professional services firms use Accelo's project and time-tracking data to monitor real-time profitability per client and engagement.

acunote.com

  • Agile sprint tracking — Plan sprints, assign tasks, and monitor real-time progress with burndown charts derived from actual work logged.
  • Company-wide project visibility — Give leadership and cross-functional teams a shared view of project and IT initiative status beyond engineering.
  • Lightweight team collaboration — Use integrated project wikis and role-based access to document decisions and share knowledge alongside task tracking.

Frequently Asked Questions

Are 3Cols, Accelo, and Acunote actually alternatives to each other?

No. They serve entirely different jobs — 3Cols is a free code snippet manager, Accelo is a professional services automation platform for agencies, and Acunote is a Scrum/agile project tracker. A buyer would rarely have all three as genuine options for the same need.

Which one should an agency choose to manage client billing and retainers?

Accelo, and it's not close — it's the only one of the three built around sales pipelines, tickets, retainers, and billing in one system. Neither 3Cols nor Acunote offers billing or client-relationship features based on their descriptions.

Which is best for a small dev team wanting free Scrum boards?

Acunote, which offers sprint boards, burndown charts, and wiki-based collaboration free for up to 5 users. 3Cols is free too, but it's a code snippet manager, not a Scrum or sprint-tracking tool, so it doesn't cover the same need.

Is 3Cols a project management tool?

No. 3Cols is described as a free cloud-based code snippet manager that lets developers store, organize, and share snippets in real-time collaborative three-column boards — it's a developer utility, not a project or task management system.

Is Acunote still actively maintained?

Its own product description characterizes it as 'a small, lower-profile product with limited recent public activity,' which is a meaningful signal to weigh if you need active development and support. Buyers prioritizing an actively developed platform may lean toward Accelo instead, though that comparison only applies if you actually need Accelo's agency-operations scope.

Read the full 3Cols review · Read the full Accelo review · Read the full acunote.com review