通知にプレースホルダーを入れてみたら開封率がちょっと良くなった話

by Marina Nakagawa

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5 ௨஌ʹϓϨʔεϗϧμʔΛೖΕͯΈͨΒ ։෧཰͕ͪΐͬͱྑ͘ͳͬͨ࿩ ೔ຊܦࡁ৽ฉࣾɹத઒ ສᣦಸ Otemachi.swift #03

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6 Marina Nakagawa @marina10172013 ೔ຊܦࡁ৽ฉࣾͷiOSΤϯδχΞ ిࢠ൛ΞϓϦɼࢴ໘ϏϡʔΞʔΞϓϦͷ։ൃ ࠷ۙ͸޿ࠂɺσʔλ෼ੳपΓ΋͸͡Ί·ͨ͠

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7 ຊ೔࿩͢͜ͱ ϩοΫը໘࣌ͷ௨஌ͷϓϨʔεϗϧμʔͱ͸ 1 2 3 ࣮૷ํ๏ʹ͍ͭͯ ABςετʹ͍ͭͯ 4 ABςετͷ݁Ռͱ·ͱΊ

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8 ϩοΫը໘࣌ͷ௨஌ͷϓϨʔεϗϧμʔͱ͸ 1

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9 ೔ܦిࢠ൛ΞϓϦͷ՝୊ Ϣʔβʔͷ௨஌ཝ͕ຒ΋Εͯ͠·͏ Ͳ͏΍ͬͯ։͍ͯ΋Β͑ΔΑ͏ʹ͢Δ͔

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10 σϑΥϧτͩͱ ʮ̍݅ͷ௨஌ʯͱ͍͏ද͕ࣔͩ ϩοΫը໘࣌ͷϓϨʔεϗϧμʔ Λม͑Δ͜ͱ͕Ͱ͖Δ

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11 ՝୊ʹର͢ΔԾઆ ௨஌ͷϓϨʔεϗϧμʔΛ ΦϦδφϦςΟͷ͋Δจݴʹ͢Δͱ ։෧཰͸͕͋Δʁ

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12 ՝୊ʹର͢ΔԾઆ ௨஌ͷϓϨʔεϗϧμʔΛ ΦϦδφϦςΟͷ͋Δจݴʹ͢Δͱ ։෧཰͸͕͋Δʁ ϩοΫը໘࣌ʹϓϨʔεϗϧμʔΛදࣔͨ͠Β ௨஌։෧཰͕มΘΔ͔ "#ςετΛ࣮ࢪ͢Δ

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13 ࣮૷ํ๏ʹ͍ͭͯ 2

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14 WWDC Best Practices and What’s New in User Notiﬁcations 12:14෇ۙΑΓҾ༻ (https://developer.apple.com/videos/play/wwdc2017/708/?time=730) ࣮૷ํ๏

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15 WWDC Best Practices and What’s New in User Notiﬁcations 12:14෇ۙΑΓҾ༻ (https://developer.apple.com/videos/play/wwdc2017/708/?time=730) ࣮૷ํ๏

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16 let category = UNNotificationCategory(identifier: "", actions: [], intentIdentifiers: [], hiddenPreviewsBodyPlaceholder: "χϡʔε͕ಧ͖·ͨ͠") center.setNotificationCategories([category]) ͜Ε͚ͩʂ

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17 let category = UNNotificationCategory(identifier: "", actions: [], intentIdentifiers: [], hiddenPreviewsBodyPlaceholder: "χϡʔε͕ಧ͖·ͨ͠") center.setNotificationCategories([category]) UNNotiﬁcationCategoryͷΠϯελϯεΛ࡞Δ

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18 let category = UNNotificationCategory(identifier: "", actions: [], intentIdentifiers: [], hiddenPreviewsBodyPlaceholder: "χϡʔε͕ಧ͖·ͨ͠") center.setNotificationCategories([category]) ࡞ͬͨcategoryΛొ࿥͢Δ

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19 ࣮૷લ ࣮૷ޙ ϩοΫղআ

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20 ABςετʹ͍ͭͯ 3

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21 Firebase A/B TestingΛར༻͢Δ Remote ConﬁgͰ  ग़͠෼͚͕Ͱ͖ΔΑ͏ʹ͓ͯ͘͠

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22 Firebase A/B TestingΛར༻͢Δ Remote Conﬁg TrueΛ഑৴ FalseΛ഑৴ ϓϨʔεϗϧμʔΛมߋ ϓϨʔεϗϧμʔ͸ͦͷ··

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24 ೔ܦిࢠ൛͸̐छྨ௨஌͕ଘࡏ͢Δ ࠓճ͸͢΂ͯͷ௨஌ͷϩοΫը໘࣌ͷ ϓϨʔεϗϧμʔΛมߋ͢Δ

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25 ABςετͷ݁Ռͱ·ͱΊ 4

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26 ϩοΫը໘࣌ͷϓϨʔεϗϧμʔΛ มߋͨ͠΄͏͕௨஌։෧཰্͕͕Γ·ͨ͠

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27 ேץɾ༦ץ ଎ใ ৽ணετʔϦʔ ஫໨هࣄ௨஌ ̐छྨͷ௨஌͝ͱͷ݁Ռͷҧ͍

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28 ಛʹேץɾ༦ץͷ௨஌͕  ৳ͼ͍ͯΔ

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30 2~7%ͷ্ঢͬͯͲΕ͘Β͍ͳͷ͔ ϓϨʔεϗϧμʔมߋͳ͠ ϓϨʔεϗϧμʔมߋ͋Γ 238K 4.3% 12.3K 284K 4.5% 12.9K

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31 2~7%ͷ্ঢͬͯͲΕ͘Β͍ͳͷ͔ +໿600ਓ͘Β͍௨஌Λ։͘Α͏ʹͳͬͨʂ

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32 ·ͱΊ ೋߦΛॻ͖଍͚ͩ͢ͰɺϩοΫը໘࣌ͷ ϓϨʔεϗϧμʔΛม͑Δ͜ͱ͕Ͱָ͖ͯ ͜Ε͚ͩͳͷʹӨڹ͕ग़͖ͯͯ໘ന͍ Firebase A/B TestingͷABςετ؆୯Ͱྑ͍ ேץɾ༦ץͷ݁Ռ͕ྑ͔ͬͨͷ͸ɺ௨஌͕ૹΒΕΔ࣌ؒଳͷ໰୊Ͱ ଞࣾͷ௨஌ͷ࣌ؒͱ͔Ϳ͍ͬͯͨͨΊɺࠩผԽ͕͏·͍͜ͱਤΕͨͷͩΖ͏͔ʁ

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33 ͜Ε͔Β ̐छྨͷ௨஌͝ͱʹɺϓϨʔεϗϧμʔΛม͑Δͱ ΑΓ։෧͞ΕΔΑ͏ʹͳΔ͔΍ͬͯΈ͍ͨ ʮχϡʔε͕ಧ͖·ͨ͠ʯͱ͍͏จݴΛ શͯͷ௨஌ʹదԠͤ͞Δͷ͸ҧ࿨ײ͕͋ΔͷͰछྨʹ͋ͬͨจݴʹม͍͑ͨ  →identiﬁerʹΑͬͯग़͠෼͚Δ͜ͱ͸Մೳ

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34 ࢀߟจݙ hiddenPreviewsBodyPlaceholder  (https://developer.apple.com/documentation/usernotifications/unnotificationcategory/2873736- hiddenpreviewsbodyplaceholder) WWDC Best Practices and What’s New in User Notifications 12:14෇ۙ (https://developer.apple.com/videos/play/wwdc2017/708/?time=730)

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35 ͋Γ͕ͱ͏͍͟͝·ͨ͠