iOS Human Interface Guidelines

iOS Human Interface Guidelines

The world’s most advanced mobile OS offers everything you need to design beautiful, engaging apps that radiate power and simplicity.

engage BrE ɪnˈɡeɪdʒ, ɛnˈɡeɪdʒ, AmE ɪnˈɡeɪdʒ, ɛnˈɡeɪdʒ 有吸引力的
radiate BrE ˈreɪdɪeɪt, AmE ˈreɪdiˌeɪt 散发 辐射
simplicity BrE sɪmˈplɪsɪti, AmE sɪmˈplɪsədi 简单 朴素

As an app designer, you have the opportunity to deliver an extraordinary product that rises to the top of the App Store charts. To do so, you’ll need to meet high expectations for quality and functionality.

Three primary themes differentiate iOS from other platforms:

Clarity. Throughout the system, text is legible at every size, icons are precise and lucid, adornments are subtle and appropriate, and a sharpened focus on functionality motivates the design. Negative space, color, fonts, graphics, and interface elements subtly highlight important content and convey interactivity.

Deference. Fluid motion and a crisp, beautiful interface help people understand and interact with content while never competing with it. Content typically fills the entire screen, while translucency and blurring often hint at more. Minimal use of bezels, gradients, and drop shadows keep the interface light and airy, while ensuring that content is paramount.

Depth. Distinct visual layers and realistic motion convey hierarchy, impart vitality, and facilitate understanding. Touch and discoverability heighten delight and enable access to functionality and additional content without losing context. Transitions provide a sense of depth as you navigate through content.

To maximize impact and reach, keep the following principles in mind as you imagine your app’s identity.

deliver BrE dɪˈlɪvə, AmE dəˈlɪvər 递送 提供 作出
extraordinary BrE ɪkˈstrɔːd(ə)n(ə)ri, ɛkˈstrɔːd(ə)n(ə)ri, ˌɛkstrəˈɔːdɪn(ə)ri, AmE ɪkˈstrɔrd(ə)nˌɛri, ˌɛkstrəˈɔrdnˌɛri 特别的 非凡的
rise BrE rʌɪz, AmE raɪz 上升 增加
chart BrE tʃɑːt, AmE tʃɑrt 图表 表格 图解
functionality BrE fʌŋkʃəˈnaləti, AmE ˌfəŋ(k)ʃəˈnælədi 功能 实用性
differentiate BrE ˌdɪfəˈrɛnʃɪeɪt, AmE ˌdɪfəˈrɛn(t)ʃiˌeɪt 区分
clarity BrE ˈklarɪti, AmE ˈklɛrədi 清楚 清晰
throughout BrE θruːˈaʊt, AmE θruˈaʊt 遍及 整个
legible BrE ˈlɛdʒɪb(ə)l, AmE ˈlɛdʒəb(ə)l 清晰的
precise BrE prɪˈsʌɪs, AmE prəˈsaɪs 清晰的 精确地
lucid BrE ˈluːsɪd, AmE ˈlusəd 明白易懂的
adornment BrE əˈdɔːnm(ə)nt, AmE əˈdɔrnmənt 饰物 装饰
subtle BrE ˈsʌt(ə)l, AmE ˈsədl 精妙的 巧妙的

appropriate A./BrE əˈprəʊprɪət,AmE əˈproʊpriət/ 合适的 B./BrE əˈprəʊprɪeɪt,AmE əˈproʊpriˌeɪt/ 占用

subtly highlight important content and convey interactivity 巧妙突出重要内容并传达交互性

highlight BrE ˈhʌɪlʌɪt, AmE ˈhaɪˌlaɪt 强调 突出
convey BrE kənˈveɪ, AmE kənˈveɪ 表达 传达
interactivity BrE ɪntərakˈtɪvɪti, AmE ˈˌɪn(t)ərˌækˈtɪvədi 交互 互动
deference BrE ˈdɛf(ə)r(ə)ns, AmE ˈdɛf(ə)rəns 遵从 尊重
fluid BrE ˈfluːɪd, AmE ˈfluɪd 流畅的
motion BrE ˈməʊʃ(ə)n, AmE ˈmoʊʃ(ə)n 运动 动作
crisp BrE krɪsp, AmE krɪsp 清新的
interact BrE ɪntərˈakt, AmE ˌɪn(t)ərˈækt 交互 交流 相互作用
typically BrE ˈtɪpɪkli, AmE ˈtɪpɪk(ə)li 一贯地 通常地

fills the entire screen 填充整个屏幕

translucence BrE transˈluːs(ə)ns, tranzˈluːs(ə)ns, AmE trænzˈlusns, træn(t)sˈlusns 半透明
blur BrE bləː, AmE blər 模糊 污渍
bezel BrE ˈbɛz(ə)l, AmE ˈbɛzəl 边框
gradient BrE ˈɡreɪdɪənt, AmE ˈɡreɪdiənt 斜坡 坡度 梯度
shadow BrE ˈʃadəʊ, AmE ˈʃædoʊ 阴影
airy BrE ˈɛːri, AmE ˈɛri 通风的
ensure BrE ɪnˈʃɔː, ɪnˈʃʊə, ɛnˈʃʊə, ɛnˈʃɔː, AmE ɪnˈʃʊr, ɛnˈʃʊr 保证 确保
paramount BrE ˈparəmaʊnt, AmE ˈpɛrəˌmaʊnt 至关重要的 首要的
depth BrE dɛpθ, AmE dɛpθ 深度

Distinct visual layers 不同的视觉层次

distinct BrE dɪˈstɪŋ(k)t, AmE dəˈstɪŋ(k)t 清晰的 确定无疑的
realistic BrE rɪəˈlɪstɪk, AmE ˌriəˈlɪstɪk 逼真的 切实可行的
hierarchy BrE ˈhʌɪərɑːki, AmE ˈhaɪ(ə)ˌrɑrki 等级制度 等级体系
impart BrE ɪmˈpɑːt, AmE ɪmˈpɑrt 传授 传达 赋予
vitality BrE vʌɪˈtalɪti, AmE vaɪˈtælədi 活力
facilitate BrE fəˈsɪlɪteɪt, AmE fəˈsɪləˌteɪt 促进 加快
discoverability BrE dɪskʌv(ə)rəˈbɪlɪti, AmE dəˌskəvərəˈbɪlədi 可发现性
heighten BrE ˈhʌɪt(ə)n, AmE ˈhaɪtn 增强
delight BrE dɪˈlʌɪt, AmE dəˈlaɪt 愉快 使高兴
additional BrE əˈdɪʃ(ə)n(ə)l, AmE əˈdɪʃ(ə)n(ə)l 额外的 附加的
transition BrE tranˈzɪʃ(ə)n, trɑːn-, -ˈsɪʃ-, AmE trænˈzɪʃ(ə)n, trænˈsɪʃ(ə)n 过渡 转变
principle BrE ˈprɪnsɪp(ə)l, AmE ˈprɪnsəpəl 原则
identity BrE ʌɪˈdɛntɪti, AmE ˌaɪˈdɛn(t)ədi 身份
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