Au Microb'scope
CGoodTop 23% in Lifestyle
- Estimated value / mo
- $1.1K
- $1,056 a month
- Subscribers
- 66K
- Established Voice
- Global rank
- #842
- of 3,012
- Category rank
- #182
- of 812 in Lifestyle
Value breakdown
Sponsorship potential
$13K – $35K/yr
2 sponsored posts a month × $20–$56 CPM
If sold today
$36K – $96K
1.5–4× annual revenue
Not included: audience quality, niche demand, sales ability and growth.
About Au Microb'scope
Au Microb'scope is a lifestyle newsletter published on Substack with about 66,000 subscribers. Letter Ranks estimates its earning potential at $1,056 per month, which places it #842 of 3,012 newsletters on the leaderboard and #182 of 812 in lifestyle. The estimate is based on subscriber count, category benchmarks and typical sponsorship and paid-subscription rates, not on reported revenue. Newsletter owners can claim the page to correct the numbers.
How much is Au Microb'scope worth?
Letter Ranks estimates Au Microb'scope at $1,056 per month in earning potential, based on its 66,000 subscribers, category benchmarks for lifestyle and typical sponsorship and paid-subscription rates. That places it #842 of 3,012 newsletters on the leaderboard.
How many subscribers does Au Microb'scope have?
Au Microb'scope has about 66,000 subscribers on Substack, which ranks #182 of 812 lifestyle newsletters tracked here. Subscriber counts come from public data or the owner's submission and are updated when the newsletter is claimed.
How is the newsletter value calculated?
The estimate combines subscriber count, paid subscriber share and price where known, open rate, and category-level sponsorship benchmarks (CPM and per-send rates). It is an earning-potential estimate, not reported revenue. The full method is on the methodology page.
Share this page or compare it on the newsletter leaderboard. Method details are on the methodology page.
Similar newsletters
Same topic, similar size