KEN’S CAT LOG
▤Daily App Store Report

Daily App Store Report 2026-10-01

DeluxeWare launched two weather apps simultaneously across four to five markets on the same day, alongside Kairosoft’s "Fashion Mall Story." On the monetization side, Pokémon TCG Pocket entered the overall/grossing charts in five countries at once. On a quiet day with all 468 of 468 charts collected and an 84% top-10 retention rate, new arrivals were concentrated in paid games and weather apps.

1. New arrivals

The strongest signal was simultaneous multi-country launches on the same day. DeluxeWare released two titles at once in ios-weather/paid: Rain Radar Pro entered five countries—KR #16, HR #22, DE #36, JP #39, and GB #48—while Weather Now PRO reached four—KR #35, JP #40, DE #50, and HR #86. Kairosoft’s "Fashion Mall Story" entered ios-games/paid at KR #3, GB #12, US #14, and DE #20, as well as overall/paid at KR #5 and US #21. On the monetization side, Pokémon TCG Pocket appeared in overall/grossing across five countries from DE #24 to KR #80, while Wuthering Waves arrived at KR #5, JP #14, and US #91. There were also one-off debuts at #1 (Readroom at DE ios-books/paid #1, Vidi · Media Center at HR ios-entertainment/paid #1, and Nockset at KR ios-developer-tools/paid #1).

2. Monthly risers

The reference date is 2026-09-01 (30 days ago), but it is the oldest collection date in the archive, so comparisons with earlier data are not possible. The largest gains were Vidi · Media Center (HR #1, +96), Substack (GB ios-news/grossing #4, +96), and AI Maker (US ios-graphics-design/free #1, +93). Apps absent on the reference date but now in the top 20 include Roblox (GB ios-games/grossing #1) and play_music_theory (both DE and GB ios-music/paid #1).

3. Trends by tier

The top ranks are stable. In the top tier (ranks 1–10, 4,675 slots), 84% held, 2% were new, and the average movement was 3.2; Google occupied 123 slots. The mid tier (ranks 11–50, 18,540 slots) was 80% held / 7% new / 7.0 average movement. The bottom tier (ranks 51–100, 22,481 slots) was 69% held / 19% new / 9.8 average movement, making it clear that new arrivals are entering from the lower end.

4. Trends by country

The US was the most stable, with 89% top-10 retention, while JP was the loosest at 81%. DE had the most new arrivals at 1,052, while KR had the fewest at 849. Cross-market commonality was strong: TestFlight, Procreate Pocket, and Duolingo (grossing) were #1 in all six countries. Meanwhile, HR showed distinct local programming led by RTL Hrvatska (Love Island Adria #1, VOYO.rs #5 +89), while JP had notable domestic-specific movement from Satofull at #2 and JICC at #1.

5. Trends by category

The most static categories were ios-photo-video (91% held) and ios-magazines-newspapers (90%). The most active were ios-developer-tools (76%), ios-utilities (78%, with the most new arrivals at 353), and ios-sports / ios-reference (79%). ios-music also had many new arrivals at 347, while ios-shopping moved the least, with only 76 new arrivals.

Key findings

1. DeluxeWare launched two ios-weather/paid apps simultaneously across multiple countries on the same day (Rain Radar Pro in five countries)

Rain Radar Pro debuted the same day at KR #16, HR #22, DE #36, JP #39, and GB #48; Weather Now PRO at KR #35, JP #40, DE #50, and HR #86. A single developer placing multiple paid weather titles into several countries at once points to a promotion or pricing-driven push rather than an isolated hit. ios-weather overall was near normal, with 86% top-10 retention and 186 new arrivals, so this activity is occurring in the category’s middle to lower ranks.

Confidence: High

2. Kairosoft’s "Fashion Mall Story" launched simultaneously in paid games across four countries, reaching ios-games #3 / overall #5 in KR

It entered ios-games/paid at KR #3, GB #12, US #14, and DE #20, and overall/paid at KR #5, US #21, GB #28, and DE #51. Few paid-category launches land this high simultaneously on day one, and reception is strongest in South Korea. This is today’s most reproducible signal that demand for management simulation / pixel-art titles is especially strong in KR.

Confidence: High

3. Three major titles entered monetization charts at once (Pokémon TCG Pocket / Wuthering Waves / SD Gundam)

Pokémon TCG Pocket entered overall/grossing in five countries: DE #24, US #34, GB #46, HR #68, and KR #80. Wuthering Waves appeared in overall/grossing at KR #5, JP #14, and US #91, and in ios-games/grossing at US #25, DE #46, and HR #51; it also rose versus the prior reading to #6 (+89) in JP and #2 (+77) in KR. SD Gundam G Generation ETERNAL entered at KR #19, US #71, and GB #92, while reaching overall/grossing #4 in JP. All appear to be monetization peaks driven by events or major updates.

Confidence: High

4. Four niche paid apps reached #1 on their first day

Readroom: книжки і клуби debuted high in two markets at DE ios-books/paid #1 and GB #3; Vidi · Media Center reached HR ios-entertainment/paid #1; Nockset reached KR ios-developer-tools/paid #1; and 성경 원어 사전 reached KR ios-books/paid #1. Paid slots in smaller categories can change leaders within a day, making them approachable areas with relatively low barriers to entry.

Confidence: High

5. The largest gains since the 2026-09-01 reference date were two apps at +96 (Vidi, Substack)

Vidi · Media Center was HR ios-entertainment/paid #1, up +96; Substack was GB ios-news/grossing #4, also up +96; and AI Maker: Photo Video Filters was US ios-graphics-design/free #1, up +93. The reference date is 30 days ago, but it is the archive’s oldest collection date, so results must be read with the caveat that movement before then cannot be verified.

Confidence: High

6. Absent on the reference date but now top 20: Roblox is GB ios-games/grossing #1, while play_music_theory is #1 in DE and GB

Roblox was absent from the 2026-09-01 chart and is now GB ios-games/grossing #1 as of 2026-10-01. play_music_theory is #1 in ios-music/paid in both DE and GB. A major title and an obscure paid app sharing the same pattern—absent on the reference date, now #1—also reflects the coarseness of comparing only one reference point, but paid demand for music education is clearly emerging in two markets at once.

Confidence: Medium

7. New arrivals enter from the bottom: bottom is 19% new with |Δ| 9.8, while top is 2% new with |Δ| 3.2

top (ranks 1–10, 4,675 slots) was 84% held / 2% new / 3.2 average movement; mid (ranks 11–50, 18,540 slots) was 80% / 7% / 7.0; and bottom (ranks 51–100, 22,481 slots) was 69% / 19% / 9.8. The upper tier is effectively fixed: Google occupied 123 top slots, 143 mid slots, and 83 bottom slots. New releases first appear in ranks 51–100, so monitoring should focus on that band.

Confidence: High

8. By market, the US is the most stable (89% top-10 retention) and JP the least stable (81%). DE has the most new arrivals at 1,052

The US had 89% top-10 retention and 922 new arrivals; JP had 81% and 892; DE had 83% but the most new arrivals at 1,052; and KR had the fewest at 849. All 78 charts in every market were comparable with the prior reading. Entry opportunities are in DE and HR (1,025), while the US has the most rigid upper ranks.

Confidence: High

9. Four apps occupy #1 in all six countries, showing that the top ranks are shared across borders

TestFlight (ios-developer-tools/free), Procreate Pocket (ios-graphics-design/paid), and Duolingo (ios-education/grossing) are #1 in all six countries: DE, GB, HR, JP, KR, and US. Minecraft and Paprika Recipe Manager 3 are also #1 in five countries. These slots are not realistic targets; they should be treated as fixed reference points.

Confidence: High

10. HR and JP show strong local-specific movement (two RTL Hrvatska titles, Satofull and JICC)

In HR, RTL Hrvatska’s Love Island Adria rose to ios-entertainment/free #1 (absent on the reference date), while VOYO.rs reached #5 (+89), giving broadcaster-related apps two simultaneous breakouts. In JP, the hometown-tax app Satofull reached ios-lifestyle/free #2 (+90), the ＪＩＣＣスマホアプリ reached ios-finance/free #1 (absent on the reference date), and すごい時間割 reached #7 (+91). These are domestic factors tied to seasons, institutions, and programming, requiring market-specific treatment rather than horizontal expansion.

Confidence: High

11. The most active categories were ios-developer-tools (76% retention) and ios-utilities (78%, 353 new arrivals); the least active were ios-photo-video (91%) and ios-shopping (76 new arrivals)

ios-developer-tools had the most turnover, with 76% top-10 retention: Nockset debuted at KR #1, CodeMan - VSCode reached JP #6 (+92), and JSON Navigator reached US #8 (+89). ios-utilities had the most new arrivals at 353 but 78% retention. In contrast, ios-photo-video was 91% retained and ios-magazines-newspapers 90%, while ios-shopping had the fewest new arrivals at 76. Developer tools and utilities offer the strongest paths for new entry.

Confidence: High

12. AI monetization slots are dominated by Replit, Cursor, and Kling AI across multiple countries, with spillover to adjacent apps

In ios-developer-tools/grossing, Replit was #1 in DE, GB, and US, while Cursor was #1 in HR and JP, splitting the top ranks between them. Kling AI ranked top three in multiple countries in both free and grossing ios-graphics-design charts. Nearby, Clouder for Cloudflare rose to GB #9 (+87), Google Gemini to JP ios-productivity/grossing #5 (+84), and Meta AI to GB overall/free #7 (+89). AI remains an area where the upper ranks are consolidating, but room to rise from below still exists.

Confidence: Medium

Recommended actions

  • Track Fashion Mall Story (Kairosoft) starting from KR. It began at ios-games/paid KR #3 and overall/paid KR #5, making it a useful case for testing demand for management simulation / pixel-art games in KR. Confirming whether it holds its rank tomorrow should be the top priority.
  • Record DeluxeWare’s two weather titles (Rain Radar Pro / Weather Now PRO) as a case of simultaneous multi-country deployment by the same developer, and monitor their retention over the coming days. This is the clearest validation opportunity this period for separating genuine demand from a temporary promotional lift.
  • Track the time spent in overall/grossing by the three monetization titles—Pokémon TCG Pocket, Wuthering Waves, and SD Gundam G Generation ETERNAL—as they are likely event-driven. SD Gundam is #4 in JP and Wuthering Waves #5 in KR, showing substantial regional differences that should be handled by market.
  • Place new-release discovery monitoring in the ranks 51–100 band. Bottom was 19% new with 9.8 average movement, while top was only 2% new. Monitoring only the top ranks misses new arrivals entirely.
  • Prioritize ios-developer-tools (76% top-10 retention) and ios-utilities (353 new arrivals) as categories with room for entry. Conversely, ios-photo-video (91%) and ios-shopping (76 new arrivals) can be deprioritized for now.
  • Treat HR and JP separately from horizontal expansion plans: HR is driven by RTL Hrvatska’s programming tie-ins (Love Island Adria #1, VOYO.rs +89), while JP is influenced by institutional and seasonal factors (Satofull +90, ＪＩＣＣ #1).
  • Continue making clear to report recipients that 2026-09-01 is the oldest reference date. Until the archive accumulates several more days of data, avoid calling this a "monthly" comparison and note that it is a two-point comparison.

Data quality notes

Collection was complete. On 2026-10-01, all 468 of 468 target charts were collected (45,696 rows), with zero missing. Comparison with the previous reading on 2026-09-30 was also possible for all 468 of 468 charts, and all six markets had 78 of 78 comparable charts. Two limitations remain. (1) The monthly comparison reference date, 2026-09-01, is the oldest collection date in the archive, and no earlier trend data exists. Differences from the reference date are comparisons with a single point 30 days earlier rather than a continuous trend, so the paths behind large values such as +96 cannot be verified. (2) rating is missing in 274,165 records, so no analysis using ratings or review counts was performed. There were no charts absent from the previous reading; therefore, no rows were mistakenly identified as new because they could not be compared. All new arrivals are genuine differences from the prior collection.