ALM

How to Track Model Changes in Anaplan Without Losing Your Mind

June 2025 · 5 min read · by Oleksiy Polishchuk

If you've ever deployed a model revision in Anaplan and stared at a wall of XML-like comparison output wondering "what actually changed?" — you're not alone. Anaplan's ALM comparison reports are thorough, but they're not exactly human-friendly out of the box.

In this post, we'll walk through how to read these reports effectively, what to look for, and how to make the whole process less painful.

What Is an Anaplan Comparison Report?

When you use Anaplan's Application Lifecycle Management (ALM) feature to compare two model revisions — typically a Development model and a Production model — Anaplan generates a comparison report. This report lists every structural difference between the two: added modules, deleted line items, changed formulas, new lists, modified subsets, and more.

The problem? The raw output is dense. It's designed to be complete, not readable.

The Key Sections to Focus On

Added items — New modules, line items, or lists that exist in Dev but not Prod. These are usually safe but worth reviewing for naming conventions.
Deleted items — Things removed in Dev. These are the most dangerous — always check if anything in Prod depends on them before deploying.
Changed items — Formula changes, format changes, summary method changes. These are the most common source of post-deployment surprises.
Module changes — Structural changes to existing modules. Pay close attention to dimension changes.

A Practical Review Workflow

Here's a simple process that works well for most deployments:

1. Start with deletions. These carry the most risk. Search for "Deleted" in the report first.
2. Review formula changes. A changed formula in a key driver module can cascade across the entire model.
3. Check list and subset changes. These affect dimensionality and can break views silently.
4. Skim additions last. New items rarely break things, but confirm naming is consistent.

Making It Faster

Manually scanning a comparison report for a large model can take 20–30 minutes. A few things that help:

Use Ctrl+F to search for specific module names you know changed.
Copy the report into a structured viewer to get a cleaner, categorized view of changes.
Keep a deployment checklist and cross-reference it against the report before every push.

💡 Try the Changelog Viewer: The free Anaplan Changelog Viewer on this site parses your comparison report and organizes changes by type — added, deleted, changed, and by module — so you can review in minutes instead of half an hour. Just paste your report and hit Parse.

Final Thoughts

ALM is one of Anaplan's most powerful features for enterprise governance, but it only works well if your team actually reviews the comparison report before deploying. Building a consistent review habit — even a quick 10-minute scan — will catch the majority of deployment issues before they hit production.

Got a tip or workflow that works for your team? The Anaplan community is always better when we share what we know.