Flo vs Natural Cycles:Which is searched more?
In September 2026, Flo had more branded searches than Natural Cycles among period tracking apps worldwide. Flo was estimated to have 84.2K branded searches compared to Natural Cycles’ 64.1K, and held a 46.3% Share of Search versus Natural Cycles’ 35.2%. These are worldwide searches for English-language branded terms.
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Which is more popular in search, Flo or Natural Cycles?
Compare the period and fertility tracking apps people use. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time.
Share of Search by month for Flo, Natural Cycles. The figures are in the table below the chart.
View monthly share of search table
| Month | Flo | Natural Cycles | Clue | Stardust |
|---|---|---|---|---|
| Oct 2025 | 47.8% | 36.2% | 11.3% | 4.8% |
| Nov 2025 | 46.7% | 38.3% | 9.9% | 5.1% |
| Dec 2025 | 41.9% | 43.4% | 10.8% | 3.9% |
| Jan 2026 | 44.9% | 40.6% | 10.9% | 3.6% |
| Feb 2026 | 52.7% | 33.4% | 10.1% | 3.8% |
| Mar 2026 | 47.1% | 36.4% | 12.2% | 4.2% |
| Apr 2026 | 45.2% | 34.6% | 15.6% | 4.6% |
| May 2026 | 52% | 30% | 14.2% | 3.8% |
| Jun 2026 | 54% | 28.6% | 12.9% | 4.4% |
| Jul 2026 | 54% | 27.5% | 13.3% | 5.1% |
| Aug 2026 | 42.8% | 38.5% | 13.6% | 5% |
| Sep 2026 | 46.3% | 35.2% | 13% | 5.5% |
How has the Flo and Natural Cycles comparison changed over the last 12 months?
3 findings
- The lead changed hands 2 times in the 12 months ending September 2026: Natural Cycles took it in December 2025, Flo took it in January 2026.
- Across the 12 months ending September 2026, Flo’s estimated Share of Search among period tracking apps worldwide moved from 47.8% to 46.3%, and its estimated monthly branded searches moved from 84.7K to 84.2K.
- Across the 12 months ending September 2026, Natural Cycles’ estimated Share of Search among period tracking apps worldwide moved from 36.2% to 35.2%, and its estimated monthly branded searches held steady at 64.1K.
How did search popularity change for period tracking apps worldwide in September 2026?
2 changes
In September 2026, Flo gained estimated Share of Search among period tracking apps worldwide, from 42.8% to 46.3%.
In September 2026, Natural Cycles lost estimated Share of Search among period tracking apps worldwide, from 38.5% to 35.2%.
Other head-to-heads among period tracking apps
How each brand is measured
Brandwave collects information about searches that people make online using Flo’s and Natural Cycles’ 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.
Flo
4 branded search terms
- flo app
- flo health
- flo ovulation
- flo period tracker
Natural Cycles
3 branded search terms
- natural cycles
- natural cycles app
- naturalcycles
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