Paste your subscription numbers and get MRR, ARPU, churn, LTV, and a plain-English read on what's moving - built for solo founders and small teams who'd rather not live in a spreadsheet.
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Key takeaways
Honest capability chips — not fabricated customer counts or uptime stats.

Sample report from the deterministic rule layer. Every figure is computed from the numbers you enter — nothing here is pre-filled praise.
SubMetrics — Know your SaaS numbers without a spreadsheet Use it as decision-support: demo mode works without a live key; live runs require configuration. No fabricated metrics, and no claims for SSO/CSV/Slack unless that surface is actually shipped.
Controller / Processor — When packs mention privacy roles, we use GDPR Art.4 labels (decision-support only).
Without reliable mrr & growth rate, work stays inconsistent and gaps show up after ship.
Without reliable arpu & ltv, work stays inconsistent and gaps show up after ship.
Without reliable churn & retention, work stays inconsistent and gaps show up after ship.
Without reliable plain-english diagnosis, work stays inconsistent and gaps show up after ship.
Know your SaaS numbers without a spreadsheet
MRR & growth rate — deterministic and exportable. Decision-support, not a certificate.
ARPU & LTV — deterministic and exportable. Decision-support, not a certificate.
Churn & retention — deterministic and exportable. Decision-support, not a certificate.
Plain-English diagnosis — deterministic and exportable. Decision-support, not a certificate.
Track monthly recurring revenue and month-over-month momentum, computed from your own inputs.
See revenue per customer and lifetime value side by side, with LTV derived from your churn rate.
Flag churn bands that threaten growth, with severity levels from a versioned ruleset.
Turn raw metrics into a short, blunt read on business health and what to fix next.
Describe your goal in plain language.
SubMetrics structures the work and runs the workflow.
Copy, export, or upgrade for 40 runs/day · 300/mo.
Know your SaaS numbers without a spreadsheet
Use SubMetrics to mrr & growth rate.
or generate below.
No sign-up, no credit card. Everything below runs immediately in your browser.
Paste your numbers
MRR, active customers, churn and last month MRR are all optional fields — fill only what you have.
Get the full check report
All 8 deterministic checks run locally on every submit, each with a severity and a concrete remediation step.
Add AI only if you want it
Turn on AI enhancement for a model-assisted narrative. Leave it off and everything still works, entirely rule-based.
SubMetrics — Know your SaaS numbers without a spreadsheet Use it as decision-support: demo mode works without a live key; live runs require configuration. No fabricated metrics, and no claims for SSO/CSV/Slack unless that surface is actually shipped. Decision-support only — not a certificate, legal opinion, or conformity assessment.
Licenses are issued manually after your payment is confirmed: we generate one per paid order and send it to the purchase email, typically within a few hours. Enter it below to activate Pro on this device — no account needed. Nothing yet? Write to lixingliangsy@163.com and reference your order email.
What each plan includes — quotas reflect the enforced fair-use limits.
| Dimension | Free | Pro | Enterprise |
|---|---|---|---|
| Usage | |||
| AI runs | 3/day · 15/mo | 40/day · 300/mo | 200/day · 3,000/mo |
| Report export | Watermarked | Clean export | Clean export |
| Audit log | Not included | ✓ Included | ✓ Included |
| Product | |||
| MRR & growth rate | ✓ Included | ✓ Included | ✓ Included |
| ARPU & LTV | ✓ Included | ✓ Included | ✓ Included |
| Churn & retention | ✓ Included | ✓ Included | ✓ Included |
| Plain-English diagnosis | ✓ Included | ✓ Included | ✓ Included |
| BYOK (your LLM key) | Not included | Not included | ✓ |
| SSO | Not included | Not included | Roadmap |
| Support & compliance | |||
| Support | Community | Priority | Custom SLA |
Licenses are issued manually after your payment is confirmed: we generate one per paid order and send it to the purchase email, typically within a few hours. Enter it below to activate Pro on this device — no account needed. Nothing yet? Write to lixingliangsy@163.com and reference your order email.
Know your SaaS numbers without a spreadsheet
Operators and builders who need a fast first draft or checklist from SubMetrics.
Yes in explicit Demo mode. Live AI requires a configured key.
No. Outputs are decision-support; you still review before publishing or acting.
Only if those features are implemented in this product build — do not assume them from marketing copy.
Runs may be stored locally under the product's .data/ boundary; treat demos as ephemeral.
As a cloud web app, SubMetrics is reachable from any country with internet access; there is no region lock by default. Payment availability via our merchant of record (Waffo Pancake) may vary by processor and region.
Your inputs are used only to generate your output and are never sold. Retention, sub-processors, and your rights are described on our Privacy page; Enterprise plans can include a DPA and NDA on request.
The interface and generated results are in English. You can paste input in other major languages wherever the underlying model understands them.
| Dimension | Manual | SubMetrics |
|---|---|---|
| Speed | Minutes per run | Hours to days |
| Consistency | Same ruleset every run | Varies by person |
| Output | Structured, exportable result | Free-form |
| Best for | First-pass decision-support | Final sign-off |
When not to use: Use qualified human review instead — outputs are decision-support; you still review before publishing or acting.
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