Castbox vs Overcast:Which is more popular by branded search?
In August 2026, Overcast had more branded searches than Castbox among podcast apps worldwide. Overcast was estimated to have 49.5K branded searches compared to Castbox’s 18.1K, and held a 0.09% Share of Search versus Castbox’s 0.03%. These are worldwide searches for English-language branded terms.
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Which is more popular in search, Castbox or Overcast?
Compare the apps people listen to podcasts in. 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 Overcast, Castbox. The figures are in the table below the chart.
View monthly share of search table
| Month | Spotify | Apple Podcasts | Overcast | Pocket Casts | Castbox |
|---|---|---|---|---|---|
| Oct 2025 | 99.6% | 0.29% | 0.07% | 0.04% | 0.03% |
| Nov 2025 | 99.6% | 0.29% | 0.07% | 0.04% | 0.03% |
| Dec 2025 | 99.6% | 0.29% | 0.07% | 0.04% | 0.03% |
| Jan 2026 | 99.5% | 0.36% | 0.09% | 0.05% | 0.02% |
| Feb 2026 | 99.5% | 0.36% | 0.07% | 0.05% | 0.03% |
| Mar 2026 | 99.6% | 0.29% | 0.07% | 0.04% | 0.02% |
| Apr 2026 | 99.6% | 0.29% | 0.07% | 0.04% | 0.02% |
| May 2026 | 99.6% | 0.29% | 0.07% | 0.03% | 0.02% |
| Jun 2026 | 99.6% | 0.29% | 0.07% | 0.03% | 0.02% |
| Jul 2026 | 99.5% | 0.3% | 0.09% | 0.04% | 0.03% |
| Aug 2026 | 99.5% | 0.36% | 0.09% | 0.04% | 0.03% |
| Sep 2026 | — | — | — | — | — |
How has the Castbox and Overcast comparison changed over the last 12 months?
3 findings
- Overcast was ahead of Castbox in every measured month of the 11 months ending August 2026.
- Across the 11 months ending August 2026, Castbox’s estimated Share of Search among podcast apps worldwide held steady at 0.03%, and its estimated monthly branded searches moved from 22.2K to 18.1K.
- Across the 11 months ending August 2026, Overcast’s estimated Share of Search among podcast apps worldwide moved from 0.07% to 0.09%, and its estimated monthly branded searches held steady at 49.5K.
How did search popularity change for podcast apps worldwide in August 2026?
1 change
Estimated monthly branded searches for Castbox worldwide fell 18.5% over 11 measured months, from 22.2K to 18.1K in August 2026.
How each brand is measured
Brandwave collects information about searches that people make online using Castbox’s and Overcast’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.
Put your own brand in this comparison
Brandwave tracks your branded demand next to the rival you actually watch, with your campaigns, spend and outcomes on the same timeline.