Project Management migration
Field-level mapping, validation, and rollback between Toggl Plan and Trello. We move data and schema; workflows are rebuilt natively in Trello.
Toggl Plan
Source
Trello
Destination
Compatibility
8 of 12
objects map 1:1 between Toggl Plan and Trello.
Complexity
CModerate
Timeline
3-5 weeks
Overview
Moving from Toggl Plan to Trello is a view-model migration as much as a data migration. Toggl Plan organizes work on a shared timeline and board with Projects, Teams, Segments, and Milestones; Trello uses Boards, Lists, Cards, Labels, and Members on a Kanban-first canvas. The Toggl Plan CSV export gives us task name, status, project, segment, tags, assignee, dates, recurrence, and time estimates, but deliberately omits comments, attachments, and any pseudo-custom-field metadata. We use Toggl Plan's API V5 at api.plan.toggl.com as a secondary extraction path for archived projects and task-level recurrence rules, then map the output into Trello through the REST API, creating one Board per Toggl Plan Project and converting Toggl Plan Segments to Labels. Recurring tasks in Toggl Plan export as a pattern rule; we ask the customer to confirm whether they want full instance expansion as individual Cards or a single Card with a recurrence Label. Butler automations, board Power-Ups, and card templates do not migrate; we deliver a written inventory for the customer's admin to rebuild in Butler.
Every standard and custom field arrives verified.
AI proposes the map; you confirm before any record moves.
Parent–child, lookups, and ownership stay linked.
Calls, emails, meetings — with original timestamps.
Documents, uploads, and inline notes move with the record.
Why teams make this switch
Leaving
What's pushing teams away
Choosing
What's pulling them in
Object mapping
Each row shows how a Toggl Plan object lands in Trello, including any object-level transformations, lookup resolution, or schema-design dependencies.
Typical mapping — final map is confirmed during the sample migration step.
Toggl Plan
Project
Trello
Board
1:1Each Toggl Plan Project becomes one Trello Board. We map the project name to the Board title, project status (active or archived) to the Board's archived flag, and the project client to a Board description or a dedicated List within the Board. Archived Toggl Plan projects migrate as archived Trello Boards so they are not silently omitted from the migration scope. If the Toggl Plan workspace has more than 10 active projects and the customer is on Trello Free, we flag the Board limit during scoping and advise a Standard plan upgrade before migration.
Toggl Plan
Task
Trello
Card
1:1Toggl Plan Tasks map to Trello Cards within the appropriate Board-List structure. We use the Toggl Plan task status (todo/in-progress/done) to assign the Card to a corresponding Trello List, defaulting to a four-List schema (To Do / In Progress / Review / Done) if the customer's Toggl Plan segments do not define a List mapping. Task due dates migrate as Card due dates, and task descriptions migrate as Card descriptions. If a Task belongs to a Segment, we create a Label with the Segment name before Card creation so that the Label is available at insert time.
Toggl Plan
Segment
Trello
Label
lossyToggl Plan Segments are workspace-level task categorization (e.g., Design, Development, QA) that have no native Trello equivalent. We map each distinct Segment value to a Trello Label with the same color metadata preserved where Toggl Plan color data is available. If a Card belongs to multiple Segments, we apply all corresponding Labels. During scoping we ask the customer to confirm whether Segments should drive List assignment (one List per Segment) or Label assignment (Labels within a fixed List set) based on how the customer uses Segments in Toggl Plan.
Toggl Plan
Tag
Trello
Label
1:1Toggl Plan Tags map to Trello Labels with tag name and color metadata preserved. Toggl Plan permits a tag to have a color; we carry this to Trello Label color where available in the export. If the same tag name already exists as a Segment-derived Label, we merge them into a single Label rather than creating duplicates. Tag metadata that exceeds Trello's Label name and color schema (e.g., tag descriptions) is appended to the Card description as a formatted note.
Toggl Plan
Team
Trello
Board Members
1:1Toggl Plan Teams are groups of users whose schedules appear together on the same timeline. We map each Team to the corresponding Trello Board Members list, assigning each member a role (Normal, Admin, Observer) based on their Toggl Plan workspace role (User, Admin, Owner). If a Team spans multiple Projects, we add its members to each relevant Board as Members rather than creating a separate Trello Workspace or Team, since Trello does not have a Toggl Plan Team equivalent at the Workspace level on the Free or Standard tier.
Toggl Plan
Client
Trello
Board description or Label
lossyToggl Plan Clients are associated with Projects. We map Client name to the Board description (for client-visible boards) or create a Client Label on the Board if the customer wants client filtering without exposing the client name in the Board title. The customer's preference is confirmed during scoping based on how prominently they display client names in their current Toggl Plan workspace.
Toggl Plan
Milestone
Trello
Card with due date (or List)
lossyToggl Plan Milestones are deadline markers within a project. Trello has no native milestone object. We convert each Milestone to a dedicated Card with the milestone name as the Card title, the target date as the due date, a Milestone Label, and a description noting the original Milestone reference. Alternatively, if the customer prefers a List-based milestone view, we create a dedicated Milestones List with Cards for each milestone target date. The preference is confirmed during scoping.
Toggl Plan
Recurrence
Trello
Card instances or recurrence Label
1:manyToggl Plan exports recurrence as a rule attached to a task (RRULE pattern), not as individual instances. Trello has no native recurrence support. We offer two strategies: full instance expansion creates one Card per scheduled occurrence up to a customer-defined horizon (e.g., 90 days), preserving each Card with its own due date; or a recurrence Label approach creates a single Card with a recurrence Label and the RRULE pattern stored in the Card description for manual tracking. The customer chooses during scoping; teams with high-frequency recurring tasks typically prefer instance expansion.
Toggl Plan
Time Estimate
Trello
Label or Checklist item
1:1Toggl Plan stores task estimates in minutes. Trello has no native time estimate field. We preserve the estimate by creating a Label with the formatted duration (e.g., 'Est: 4h') or by adding a Checklist item titled 'Time Estimate: [formatted duration]' so the estimate is visible on the Card without requiring a Power-Up. If the customer licenses a Trello time-tracking Power-Up (Planyway, TMetric), we advise them to re-enter estimates within that Power-Up post-migration.
Toggl Plan
User
Trello
Member
1:1Toggl Plan users are identified by name and email address. We map Users to Trello Members by email match, creating the Member association at the Board level during Card creation. If a Toggl Plan user is referenced on a Task but has no Toggl Plan email (e.g., a guest or ghost role), we flag the record for manual assignment during the reconciliation pass. Trello Workspace roles (Admin, Normal, Guest) may not map directly from Toggl Plan roles (Owner, Admin, User); we map Owner to Trello Workspace Admin and Admin/User to Trello Normal Member, noting the gap.
Toggl Plan
Taskbox
Trello
None
1:1The Taskbox is an ephemeral personal holding area for tasks not yet assigned to a project or team. This is a transient UI state in Toggl Plan, not a persistent data object, and it is excluded from both the CSV export and the API V5 response. We do not migrate Taskbox contents. We explicitly surface this gap in the scoping call so the customer is aware that any unassigned tasks appear only in the CSV export under their parent project context.
Toggl Plan
Attachment
Trello
None
1:1Toggl Plan does not expose an attachment export path in its CSV export or API V5. File attachments on tasks are not included in the migration scope. We flag this limitation before migration and advise the customer to export files manually via Toggl Plan's native download if the attachments are required in Trello, where they can be re-attached to Cards by members after migration.
| Toggl Plan | Trello | Compatibility | |
|---|---|---|---|
| Project | Board1:1 | Fully supported | |
| Task | Card1:1 | Fully supported | |
| Segment | Labellossy | Fully supported | |
| Tag | Label1:1 | Fully supported | |
| Team | Board Members1:1 | Fully supported | |
| Client | Board description or Labellossy | Fully supported | |
| Milestone | Card with due date (or List)lossy | Fully supported | |
| Recurrence | Card instances or recurrence Label1:many | Mapping required | |
| Time Estimate | Label or Checklist item1:1 | Fully supported | |
| User | Member1:1 | Fully supported | |
| Taskbox | None1:1 | Not supported | |
| Attachment | None1:1 | Fully supported |
Gotchas + challenges
Platform-specific issues from each side, plus the pair-specific challenges that don't show up on either platform's page on its own.
Toggl Plan gotchas
Toggl Plan is actively being sunset into Toggl Focus
Data export restricted to workspace Owners and Admins
CSV export omits comments, attachments, and custom field metadata
Recurrence export is pattern-level, not instance-level
Trello gotchas
Billing model uses maximum seat quantity at term midpoint
Custom Field data historically stored in pluginData
API rate limits are token-gated and can block bulk migration
Guest-to-paid seat conversion triggers on multi-board membership
Automation command runs are capped per plan and overage triggers upgrade pressure
Pair-specific challenges
Migration approach
Discovery and workspace audit
We audit the source Toggl Plan workspace across plan tier (Free/Starter/Premium/Enterprise), project count, task count, segment values, tag names and colors, team rosters, client list, milestone list, and recurring task count. We confirm whether Toggl Plan is still fully functional or if the customer has already been redirected to Toggl Focus, which determines the urgency and available export method. We also assess the destination Trello Workspace: plan tier, existing Boards, existing Labels, and current member roster. The discovery output is a written migration scope and a Board schema recommendation.
Export extraction from Toggl Plan
We extract data via the Toggl Plan CSV export (workspace Owner or Admin credentials required) supplemented by the API V5 endpoint at api.plan.toggl.com for archived projects and task-level recurrence rules. The CSV gives us Projects, Tasks, Segments, Tags, Teams, Clients, Milestones, Recurrence rules, and Time Estimates. We explicitly do not extract Taskbox contents (ephemeral state), Comments (not in export), or Attachments (no API path). We reconcile the CSV row count against the API response to detect any silently omitted records before proceeding to transformation.
Trello destination schema design
We design the Trello Board schema before migration: one Board per Toggl Plan Project, a four-List structure (To Do / In Progress / Review / Done) or a Segment-driven List mapping based on customer preference, and Label definitions derived from Toggl Plan Segments and Tags with color metadata preserved. We pre-create Labels in each Board before Card import so that Label assignment is satisfied at insert time. For recurring tasks, we apply the chosen expansion strategy (individual Cards or recurrence Label) during this phase. Milestones are converted to Cards or a dedicated List per the customer's scoping preference.
Transformation and Trello API ingestion
We transform the extracted Toggl Plan data into Trello Card, Label, Member, and Checklist payloads. We use the Trello REST API (api.trello.com/1) with batch chunking, exponential backoff on rate-limit responses (Trello enforces 100-300 requests per minute depending on tier), and parent-record resolution (Board ID before List ID before Card insert). Each Card gets its due date, description (with original task description and any merged Segment metadata), Member assignment (resolved by email from the Toggl Plan user roster), and Label IDs from the pre-created Label set. We run the ingestion in Board order, one Board at a time, to keep rate-limit consumption predictable.
Reconciliation and gap documentation
We run a row-count reconciliation after ingestion: Cards created in Trello versus Tasks exported from Toggl Plan, Labels applied versus Segments plus Tags combined, Members added versus Toggl Plan user roster, and Boards created versus active Toggl Plan Projects. We surface any delta records (Tasks without a valid List, Tasks assigned to a non-existent Board) in a written reconciliation report and attempt a second-pass fix for resolvable gaps. Comments, Attachments, and Taskbox contents are documented as out-of-scope gaps per the scoping agreement.
Cutover, validation, and Butler rebuild handoff
We freeze Toggl Plan writes during the cutover window, run a final delta migration of any records modified during the migration window, then enable Trello as the system of record. We deliver a written automation inventory of any Toggl Plan recurring task patterns that should be rebuilt in Trello Butler as automated rules or commands. We do not rebuild Butler automations as part of the migration scope; that work is handled by the customer's admin using Trello's built-in Butler builder. We offer a one-week hypercare window for reconciliation issues raised by the customer's team during the first week of Trello use.
Platform deep dives
Toggl Plan
Source
Strengths
Weaknesses
Trello
Destination
Strengths
Weaknesses
Complexity grading
Moderate Project Management migration. 2 of 8 objects need a manual workaround.
Overall complexity
Moderate migration
Derived from compatibility, mapping clarity, API constraints, and data volume across Toggl Plan and Trello.
Object compatibility
2 of 8 objects need a manual workaround.
Field mapping clarity
Field mapping is derived from defaults — final spec confirmed during the sample migration.
Timeline complexity
8-object category — typical timelines run 2–7 days end-to-end.
API constraints
Toggl Plan: Not publicly documented for Toggl Plan API V5; Toggl Track (related product) enforces 30 req/hr (Free), 240 req/hr (Starter), 600 req/hr (Premium) per user per workspace under a sliding 60-minute window.
Data volume sensitivity
Toggl Plan doesn't expose a bulk API — REST + parallelization used for high-volume runs.
Estimator
Rule-based pricing — no per-record fees, no manual quotes. Migrations over 2M records are scoped individually.
Step 1
Pick a category, then your source and destination platforms.
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FAQ
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