Brandwave

Natural Cycles vs Spot On:Which is more popular?

In September 2026, Natural Cycles had more branded searches than Spot On among period tracking apps worldwide. Natural Cycles had about 64,100 branded searches, while Spot On had 1,720. Natural Cycles made up 33.4% of all period tracking app searches we track, and Spot On accounted for 0.9%. When we asked ChatGPT and Google AI Overviews about period tracking apps, Spot On appeared in two of the five answers and Natural Cycles in one. Spot On was mentioned before Natural Cycles in two out of three answers that named either.

Among period tracking apps worldwide in September 2026

Who do people search for more?

Natural Cycles, about 37 searches for every 1 for Spot On

Natural Cycles 64.1K searchesSpot On 1.7K searches

Who does AI mention more?

Spot On, mentioned in 2 of 5 answers, Natural Cycles in 1

Spot On in 2 of 5Natural Cycles in 1 of 5

Who does AI recommend more?

Spot On, named ahead of Natural Cycles in 2 of 3 answers

Spot On first in 2Natural Cycles first in 1

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Top period tracking apps in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Spot On was mentioned in two out of five: not in any of the three ChatGPT answers, but in both Google AI Overviews. Natural Cycles was mentioned in one out of five: in one of the three ChatGPT answers, but not in either of the two Google AI Overviews. Spot On was listed before Natural Cycles in two out of three answers that named either.

Most recommended by AI

Brands get a higher ranking if they are mentioned earlier in the answers.

  1. Clue1st
  2. Flo2nd
  3. Euki3rd
  4. Spot On4th
  5. Stardust5th
  6. Natural Cycles6th
  7. Glow–
  8. Ovia–

Mentioned by AI

Each dot is one answer, filled in when that answer mentions the brand.

  • Clue5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Flo4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Euki4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Spot On2 of 5Named in 0 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Natural Cycles1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Stardust1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Glow0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Ovia0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers

See every answer about period tracking apps

5 answers

Not named in any answer:

Brands are shown in the order each answer named them. The survey took place in the United States on October 21, 2026.

Is Natural Cycles or Spot On more popular in search?

This chart shows how often people search Google for Natural Cycles and Spot On by name. Each line represents a brand's share of searches for all eight period tracking apps we track, month by month, from English-language searches worldwide.

Natural Cycles and Spot On among period tracking apps worldwide, by month

Share of searches by month for Natural Cycles, Spot On. The figures are in the table below the chart.

View monthly share of searches table
MonthFloNatural CyclesClueStardustEukiGlowSpot OnOvia
Oct 202546.1%34.9%10.9%4.6%1.3%0.8%0.47%1%
Nov 202545%37%9.5%4.9%1.3%0.85%0.55%0.88%
Dec 202540.5%41.9%10.4%3.7%1.5%0.78%0.46%0.78%
Jan 202643.5%39.4%10.6%3.5%1.2%0.61%0.4%0.83%
Feb 202650.8%32.2%9.8%3.7%1.4%0.75%0.54%0.76%
Mar 202645.5%35.2%11.8%4.1%1.3%0.78%0.62%0.72%
Apr 202643.4%33.3%15%4.4%1.5%0.89%0.76%0.79%
May 202650.1%28.9%13.7%3.7%1.3%0.9%0.66%0.68%
Jun 202652.1%27.6%12.5%4.2%1.2%1.1%0.68%0.67%
Jul 202652%26.5%12.8%4.9%1.2%1.3%0.64%0.62%
Aug 202640.9%36.8%13%4.8%1.7%1.5%0.67%0.67%
Sep 202643.9%33.4%12.3%5.2%1.9%1.5%0.9%0.81%

How has the Natural Cycles and Spot On comparison changed over the last 12 months?

3 findings
  • Natural Cycles was ahead of Spot On in every measured month of the 12 months ending September 2026.
  • Across the 12 months ending September 2026, Natural Cycles’ share of searches among period tracking apps worldwide moved from 34.9% to 33.4%, and its estimated monthly branded searches held steady at 64.1K.
  • Across the 12 months ending September 2026, Spot On’s share of searches among period tracking apps worldwide moved from 0.47% to 0.9%, and its estimated monthly branded searches moved from 870 to 1.7K.

How did search popularity change for period tracking apps worldwide in September 2026?

2 changes

  1. In September 2026, Natural Cycles lost share of searches among period tracking apps worldwide, from 36.8% to 33.4%.

  2. In September 2026, Spot On rose from 8th to 7th among period tracking apps worldwide.

How are branded searches counted?

5 search terms

Brandwave collects information about searches that people make online using Natural Cycles’ and Spot On’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.

Natural Cycles

3 branded search terms

  • natural cycles
  • natural cycles app
  • naturalcycles

Spot On

2 branded search terms

  • spot on app
  • spot on period tracker

How the Brand Demand Index is measured

Other head-to-heads among period tracking apps

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