Add five SaaS calculators to the SaaS Tools catalog

app/(site)/(catalogs)/[slug]/content/saas-tools/article.mdx

@@ -9,8 +9,13 @@ Find the question you're asking.
 | What made MRR go up or down this month? | [MRR waterfall calculator](/mrr-waterfall-calculator) |
 | How much does each customer pay on average? | [ARPU and ARPA calculator](/arpu-arpa-calculator) |
 | How many customers did I lose? | [Customer churn calculator](/customer-churn-calculator) |
+| What is my monthly churn rate as a yearly rate, or the other way round? | [Churn rate converter](/churn-rate-converter) |
 | How much revenue did I lose, or keep, from existing customers? | [Revenue churn calculator](/revenue-churn-calculator), [NRR calculator](/net-revenue-retention-calculator) |
 | How much of my revenue is gross profit? | [SaaS gross margin](/saas-gross-margin-calculator) |
 | How much MRR do I need to cover my costs? | [Break-even MRR](/break-even-mrr-calculator) |
+| How many customers do I need for my MRR goal, and when will I get there? | [MRR goal calculator](/mrr-goal-calculator) |
+| What should my annual plan cost, and does the discount pay off? | [Annual plan discount calculator](/annual-plan-discount-calculator) |
+| How many free trials turn into paying customers? | [Free trial conversion calculator](/free-trial-conversion-calculator) |
 | What does a new customer cost, and is it worth it? | [Customer acquisition cost](/customer-acquisition-cost-calculator), [customer lifetime value](/customer-lifetime-value-calculator), [LTV to CAC](/ltv-cac-calculator), [CAC payback](/cac-payback-calculator) |
 | How much cash am I burning for each dollar of new ARR? | [Burn multiple calculator](/burn-multiple-calculator) |
+| How long will my cash last? | [Startup runway calculator](/startup-runway-calculator) |

app/(site)/(catalogs)/[slug]/content/saas-tools/intro.mdx

@@ -1 +1 @@
-Calculators for subscription businesses: recurring revenue, churn and retention, margins, and what it costs to win a customer. Enter your own figures. Not sure which metric answers your question? Find it in the table below the tools.
+Calculators for subscription businesses: recurring revenue and growth goals, churn and retention, pricing, margins, cash runway, and what it costs to win a customer. Enter your own figures. Not sure which metric answers your question? Find it in the table below the tools.

app/(site)/(tools)/(saas)/annual-plan-discount-calculator/annual-plan-discount-calculator.module.css

@@ -0,0 +1,144 @@
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+  border-block: 1px solid var(--color-border-strong);
+  grid-column: 1 / -1;
+  margin-inline: calc(-1 * var(--container-gutter));
+  min-width: 0;
+  padding: var(--space-7) var(--container-gutter);
+  width: calc(100% + var(--container-gutter) + var(--container-gutter));
+}
+
+.content,
+.form,
+.results,
+.offer,
+.fees {
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+}
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+.content {
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+  margin-inline: auto;
+  max-width: 66rem;
+}
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+.offer,
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+}
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+}
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+}
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+.results {
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+  min-width: 0;
+  overflow-wrap: anywhere;
+  padding-top: var(--space-6);
+}
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+.results :global(table) {
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+}
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+.results :global(th),
+.results :global(td),
+.results :global(caption) {
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+}
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+.detailLines,
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+@media (max-width: 760px) {
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