--- title: "Journaling apps: Which brands are most popular in search?" description: "Compare the apps people keep a journal in. Share of Search among Penzu, Diarium, Day One, Reflectly and Journey, the journaling apps Brandwave compares worldwide, using the same methodology, market, and reporting period. 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." canonical: "https://gobrandwave.com/demand/global-en/categories/journaling-apps" publisher: "Brandwave" --- # Journaling apps: Which brands are most popular in search? Compare the apps people keep a journal in. Share of Search among Penzu, Diarium, Day One, Reflectly and Journey, the journaling apps Brandwave compares worldwide, using the same methodology, market, and reporting period. 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. ## Key facts - **Competitive set**: Journaling apps - **Market**: Global - **Brands compared**: 5 - **Month measured**: Aug 2026 - **Highest Share of Search**: Penzu, 60.8% ## Which brand is most popular in search among journaling apps worldwide? - In August 2026, Penzu was the most searched among journaling apps worldwide, with an estimated 33.1K branded searches and 60.8% estimated Share of Search within this set. - Diarium is in 2nd place, 45.9 percentage points behind at 14.9% Share of Search. - Across the 11 months ending August 2026, Penzu’s estimated Share of Search among journaling apps worldwide increased from 60.1% to 60.8%. - Across the 11 months ending August 2026, Diarium’s estimated Share of Search among journaling apps worldwide decreased from 18% to 14.9%. - Across the 11 months ending August 2026, Reflectly’s estimated Share of Search among journaling apps worldwide increased from 9.8% to 12.1%. - Across the 11 months ending August 2026, Penzu’s estimated Share of Search among journaling apps worldwide peaked at 66.7% in November 2025 and was lowest at 55.9% in July 2026. - Across the 11 months ending August 2026, Diarium’s estimated Share of Search among journaling apps worldwide peaked at 18.1% in January 2026 and was lowest at 13.3% in November 2025. - Across the 11 months ending August 2026, Day One’s estimated Share of Search among journaling apps worldwide peaked at 14.8% in January 2026 and was lowest at 10.9% in November 2025. - Across the 11 months ending August 2026, Reflectly’s estimated Share of Search among journaling apps worldwide peaked at 17.1% in June 2026 and was lowest at 6.6% in January 2026. - Across the 11 months ending August 2026, Day One and Journey held steady: their estimated Share of Search among journaling apps worldwide each moved less than 0.5 percentage points. ## Compare search popularity between leading brands - [Penzu vs Diarium: compare search popularity](/demand/global-en/compare/diarium-vs-penzu): 60.8% against 14.9% Share of Search. - [Penzu vs Day One: compare search popularity](/demand/global-en/compare/day-one-vs-penzu): 60.8% against 12.1% Share of Search. - [Penzu vs Reflectly: compare search popularity](/demand/global-en/compare/penzu-vs-reflectly): 60.8% against 12.1% Share of Search. - [Diarium vs Day One: compare search popularity](/demand/global-en/compare/day-one-vs-diarium): 14.9% against 12.1% Share of Search. - [Diarium vs Reflectly: compare search popularity](/demand/global-en/compare/diarium-vs-reflectly): 14.9% against 12.1% Share of Search. - [Day One vs Reflectly: compare search popularity](/demand/global-en/compare/day-one-vs-reflectly): 12.1% Share of Search each. ## How did search popularity change for journaling apps worldwide in August 2026? - In August 2026, Penzu gained estimated Share of Search among journaling apps worldwide, from 55.9% to 60.8%. - In August 2026, Diarium lost estimated Share of Search among journaling apps worldwide, from 16.7% to 14.9%. - In August 2026, Day One lost estimated Share of Search among journaling apps worldwide, from 13.6% to 12.1%. - In August 2026, Reflectly lost estimated Share of Search among journaling apps worldwide, from 13.6% to 12.1%. - Estimated monthly branded searches for Journey worldwide fell 50% over 11 measured months, from 120 to 60 in August 2026. ## Share of Search ranking | Rank | Brand | Share of Search | Estimated monthly branded searches | Change vs prior month | Owned by | | --- | --- | --- | --- | --- | --- | | 1 | Penzu | 60.8% | 33.1K | +22.1% | Penzu | | 2 | Diarium | 14.9% | 8.1K | 0.0% | Diarium | | 3 | Day One | 12.1% | 6.6K | 0.0% | Day One | | 4 | Reflectly | 12.1% | 6.6K | 0.0% | Reflectly | | 5 | Journey | 0.11% | 60 | 0.0% | Journey | ## Historical estimated branded-search demand | Month | Brand | Estimated monthly branded searches | Share of Search | Rank | | --- | --- | --- | --- | --- | | Oct 2025 | Penzu | 33.1K | 60.1% | 1 | | Oct 2025 | Diarium | 9.9K | 18% | 2 | | Oct 2025 | Day One | 6.6K | 12% | 3 | | Oct 2025 | Reflectly | 5.4K | 9.8% | 4 | | Oct 2025 | Journey | 120 | 0.22% | 5 | | Nov 2025 | Penzu | 40.5K | 66.7% | 1 | | Nov 2025 | Diarium | 8.1K | 13.3% | 2 | | Nov 2025 | Day One | 6.6K | 10.9% | 3 | | Nov 2025 | Reflectly | 5.4K | 8.9% | 4 | | Nov 2025 | Journey | 100 | 0.16% | 5 | | Dec 2025 | Penzu | 33.1K | 58.5% | 1 | | Dec 2025 | Diarium | 9.9K | 17.5% | 2 | | Dec 2025 | Day One | 8.1K | 14.3% | 3 | | Dec 2025 | Reflectly | 5.4K | 9.5% | 4 | | Dec 2025 | Journey | 70 | 0.12% | 5 | | Jan 2026 | Penzu | 40.5K | 60.4% | 1 | | Jan 2026 | Diarium | 12.1K | 18.1% | 2 | | Jan 2026 | Day One | 9.9K | 14.8% | 3 | | Jan 2026 | Reflectly | 4.4K | 6.6% | 4 | | Jan 2026 | Journey | 120 | 0.18% | 5 | | Feb 2026 | Penzu | 33.1K | 64.3% | 1 | | Feb 2026 | Diarium | 8.1K | 15.7% | 2 | | Feb 2026 | Day One | 6.6K | 12.8% | 3 | | Feb 2026 | Reflectly | 3.6K | 7% | 4 | | Feb 2026 | Journey | 100 | 0.19% | 5 | | Mar 2026 | Penzu | 33.1K | 59.6% | 1 | | Mar 2026 | Diarium | 9.9K | 17.8% | 2 | | Mar 2026 | Day One | 8.1K | 14.6% | 3 | | Mar 2026 | Reflectly | 4.4K | 7.9% | 4 | | Mar 2026 | Journey | 80 | 0.14% | 5 | | Apr 2026 | Penzu | 33.1K | 58.5% | 1 | | Apr 2026 | Diarium | 9.9K | 17.5% | 2 | | Apr 2026 | Day One | 8.1K | 14.3% | 3 | | Apr 2026 | Reflectly | 5.4K | 9.5% | 4 | | Apr 2026 | Journey | 80 | 0.14% | 5 | | May 2026 | Penzu | 33.1K | 62.2% | 1 | | May 2026 | Diarium | 8.1K | 15.2% | 2 | | May 2026 | Day One | 6.6K | 12.4% | 3 | | May 2026 | Reflectly | 5.4K | 10.1% | 4 | | May 2026 | Journey | 50 | 0.09% | 5 | | Jun 2026 | Penzu | 33.1K | 57.3% | 1 | | Jun 2026 | Reflectly | 9.9K | 17.1% | 2 | | Jun 2026 | Diarium | 8.1K | 14% | 3 | | Jun 2026 | Day One | 6.6K | 11.4% | 4 | | Jun 2026 | Journey | 80 | 0.14% | 5 | | Jul 2026 | Penzu | 27.1K | 55.9% | 1 | | Jul 2026 | Diarium | 8.1K | 16.7% | 2 | | Jul 2026 | Day One | 6.6K | 13.6% | 3 | | Jul 2026 | Reflectly | 6.6K | 13.6% | 4 | | Jul 2026 | Journey | 60 | 0.12% | 5 | | Aug 2026 | Penzu | 33.1K | 60.8% | 1 | | Aug 2026 | Diarium | 8.1K | 14.9% | 2 | | Aug 2026 | Day One | 6.6K | 12.1% | 3 | | Aug 2026 | Reflectly | 6.6K | 12.1% | 4 | | Aug 2026 | Journey | 60 | 0.11% | 5 | | Sep 2026 | Day One | — | — | — | | Sep 2026 | Diarium | — | — | — | | Sep 2026 | Journey | — | — | — | | Sep 2026 | Penzu | — | — | — | | Sep 2026 | Reflectly | — | — | — | ## What is being compared - **Day One**: Measured on the search term “day one journal”. - **Diarium**: Measured on the search term “diarium”. - **Journey**: Measured on the search terms “journey digital sales room” and “journey io”, summed into one figure. - **Penzu**: Measured on the search term “penzu”. - **Reflectly**: Measured on the search term “reflectly”. - [Day One](/demand/global-en/brands/day-one) - [Diarium](/demand/global-en/brands/diarium) - [Journey](/demand/global-en/brands/journey) - [Penzu](/demand/global-en/brands/penzu) - [Reflectly](/demand/global-en/brands/reflectly) ## Methodology - [How is branded search demand measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused. ## Frequently asked questions ### Which brand is most popular in search among journaling apps worldwide? In August 2026, Penzu was the most searched among journaling apps worldwide, with an estimated 33.1K branded searches and 60.8% estimated Share of Search within this set. These are worldwide searches for English-language branded terms. ## Cite this page Brandwave. "Journaling apps: Which brands are most popular in search?". https://gobrandwave.com/demand/global-en/categories/journaling-apps This page is also available as HTML at https://gobrandwave.com/demand/global-en/categories/journaling-apps. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.