diff --git a/src/components/settings/services/greader.tsx b/src/components/settings/services/greader.tsx
index 683cbdf..8300e6a 100644
--- a/src/components/settings/services/greader.tsx
+++ b/src/components/settings/services/greader.tsx
@@ -64,6 +64,7 @@ class GReaderConfigsTab extends React.Component<ServiceConfigsTabProps, GReaderC
                 endpoint: this.state.endpoint,
                 fetchLimit: this.state.fetchLimit
             } as GReaderConfigs
+            if (this.state.password) configs.password = this.state.password
         } else {
             configs = {
                 type: SyncService.GReader,
diff --git a/src/components/settings/services/inoreader.tsx b/src/components/settings/services/inoreader.tsx
index 017ee73..a58136f 100644
--- a/src/components/settings/services/inoreader.tsx
+++ b/src/components/settings/services/inoreader.tsx
@@ -4,7 +4,7 @@ import { ServiceConfigsTabProps } from "../service"
 import { GReaderConfigs } from "../../../scripts/models/services/greader"
 import { SyncService } from "../../../schema-types"
 import { Stack, Label, TextField, PrimaryButton, DefaultButton, Checkbox, 
-    MessageBar, MessageBarType, Dropdown, IDropdownOption, MessageBarButton } from "@fluentui/react"
+    MessageBar, MessageBarType, Dropdown, IDropdownOption, MessageBarButton, Link } from "@fluentui/react"
 import DangerButton from "../../utils/danger-button"
 
 type GReaderConfigsTabState = {
@@ -12,8 +12,10 @@ type GReaderConfigsTabState = {
     endpoint: string
     username: string
     password: string
+    apiId: string
+    apiKey: string
+    removeAd: boolean
     fetchLimit: number
-    importGroups: boolean
 }
 
 const endpointOptions: IDropdownOption[] = [
@@ -33,8 +35,10 @@ class InoreaderConfigsTab extends React.Component<ServiceConfigsTabProps, GReade
             endpoint: configs.endpoint || "https://www.inoreader.com",
             username: configs.username || "",
             password: "",
+            apiId: configs.inoreaderId || "",
+            apiKey: configs.inoreaderKey || "",
+            removeAd: configs.removeInoreaderAd === undefined ? true : configs.removeInoreaderAd,
             fetchLimit: configs.fetchLimit || 250,
-            importGroups: true,
         }
     }
 
@@ -62,7 +66,8 @@ class InoreaderConfigsTab extends React.Component<ServiceConfigsTabProps, GReade
     }
 
     validateForm = () => {
-        return this.state.existing || (this.state.username && this.state.password)
+        return (this.state.existing || (this.state.username && this.state.password))
+            && this.state.apiId && this.state.apiKey
     }
 
     save = async () => {
@@ -71,18 +76,25 @@ class InoreaderConfigsTab extends React.Component<ServiceConfigsTabProps, GReade
             configs = {
                 ...this.props.configs,
                 endpoint: this.state.endpoint,
-                fetchLimit: this.state.fetchLimit
+                fetchLimit: this.state.fetchLimit,
+                inoreaderId: this.state.apiId,
+                inoreaderKey: this.state.apiKey,
+                removeInoreaderAd: this.state.removeAd,
             } as GReaderConfigs
+            if (this.state.password) configs.password = this.state.password
         } else {
             configs = {
                 type: SyncService.Inoreader,
                 endpoint: this.state.endpoint,
                 username: this.state.username,
                 password: this.state.password,
+                inoreaderId: this.state.apiId,
+                inoreaderKey: this.state.apiKey,
+                removeInoreaderAd: this.state.removeAd,
                 fetchLimit: this.state.fetchLimit,
+                importGroups: true,
                 useInt64: true
             }
-            if (this.state.importGroups) configs.importGroups = true
         }
         this.props.blockActions()
         configs = await this.props.reauthenticate(configs) as GReaderConfigs
@@ -97,6 +109,8 @@ class InoreaderConfigsTab extends React.Component<ServiceConfigsTabProps, GReade
         }
     }
 
+    createKey = () => window.utils.openExternal(this.state.endpoint + "/all_articles#preferences-developer")
+
     remove = async () => {
         this.props.exit()
         await this.props.remove()
@@ -106,8 +120,9 @@ class InoreaderConfigsTab extends React.Component<ServiceConfigsTabProps, GReade
         return <>
             <MessageBar messageBarType={MessageBarType.severeWarning}
                 isMultiline={false}
-                actions={<MessageBarButton text={intl.get("rules.help")} onClick={openSupport} />}>
+                actions={<MessageBarButton text={intl.get("create")} onClick={this.createKey} />}>
                 {intl.get("service.rateLimitWarning")}
+                <Link onClick={openSupport} style={{marginLeft: 6}}>{intl.get("rules.help")}</Link>
             </MessageBar>
             {!this.state.existing && (
                 <MessageBar messageBarType={MessageBarType.warning}>{intl.get("service.overwriteWarning")}</MessageBar>
@@ -155,6 +170,32 @@ class InoreaderConfigsTab extends React.Component<ServiceConfigsTabProps, GReade
                             onChange={this.handleInputChange} />
                     </Stack.Item>
                 </Stack>
+                <Stack className="login-form" horizontal>
+                    <Stack.Item>
+                        <Label>API ID</Label>
+                    </Stack.Item>
+                    <Stack.Item grow>
+                    <TextField
+                            onGetErrorMessage={this.checkNotEmpty} 
+                            validateOnLoad={false}
+                            name="apiId"
+                            value={this.state.apiId}
+                            onChange={this.handleInputChange} />
+                    </Stack.Item>
+                </Stack>
+                <Stack className="login-form" horizontal>
+                    <Stack.Item>
+                        <Label>API Key</Label>
+                    </Stack.Item>
+                    <Stack.Item grow>
+                    <TextField
+                            onGetErrorMessage={this.checkNotEmpty} 
+                            validateOnLoad={false}
+                            name="apiKey"
+                            value={this.state.apiKey}
+                            onChange={this.handleInputChange} />
+                    </Stack.Item>
+                </Stack>
                 <Stack className="login-form" horizontal>
                     <Stack.Item>
                         <Label>{intl.get("service.fetchLimit")}</Label>
@@ -166,10 +207,10 @@ class InoreaderConfigsTab extends React.Component<ServiceConfigsTabProps, GReade
                             onChange={this.onFetchLimitOptionChange} />
                     </Stack.Item>
                 </Stack>
-                {!this.state.existing && <Checkbox 
-                    label={intl.get("service.importGroups")} 
-                    checked={this.state.importGroups}
-                    onChange={(_, c) => this.setState({importGroups: c})} />}
+                <Checkbox 
+                    label={intl.get("service.removeAd")} 
+                    checked={this.state.removeAd}
+                    onChange={(_, c) => this.setState({removeAd: c})} />
                 <Stack horizontal style={{marginTop: 32}}>
                     <Stack.Item>
                         <PrimaryButton 
diff --git a/src/scripts/i18n/en-US.json b/src/scripts/i18n/en-US.json
index e7e5c0a..54a47b9 100644
--- a/src/scripts/i18n/en-US.json
+++ b/src/scripts/i18n/en-US.json
@@ -191,7 +191,8 @@
         "suggest": "Suggest a new service",
         "overwriteWarning": "Local sources will be deleted if they exist in the service.",
         "groupsWarning": "Groups aren't automatically synced with the service.",
-        "rateLimitWarning": "If connection errors persist, the app may have been rate limited by the service.",
+        "rateLimitWarning": "To avoid rate limiting, you need to create your own API Key.",
+        "removeAd": "Remove Ad",
         "endpoint": "Endpoint",
         "username": "Username",
         "password": "Password",
diff --git a/src/scripts/i18n/zh-CN.json b/src/scripts/i18n/zh-CN.json
index 97c7bb8..c61e1f4 100644
--- a/src/scripts/i18n/zh-CN.json
+++ b/src/scripts/i18n/zh-CN.json
@@ -189,7 +189,8 @@
         "suggest": "建议一项新服务",
         "overwriteWarning": "若本地与服务端存在URL相同的订阅源，则本地订阅源将被删除",
         "groupsWarning": "分组不会自动与服务端保持同步",
-        "rateLimitWarning": "若反复出现错误，则原因可能是应用被服务限流",
+        "rateLimitWarning": "为避免限流，您需要新建自己的 API Key",
+        "removeAd": "移除广告",
         "endpoint": "端点",
         "username": "用户名",
         "password": "密码",
diff --git a/src/scripts/i18n/zh-TW.json b/src/scripts/i18n/zh-TW.json
index eee0834..2c3b949 100644
--- a/src/scripts/i18n/zh-TW.json
+++ b/src/scripts/i18n/zh-TW.json
@@ -189,7 +189,8 @@
       "suggest": "建議一項新服務",
       "overwriteWarning": "若本地與服務端存在URL相同的訂閱源，則本地訂閱源將被刪除",
       "groupsWarning": "分組不會自動與服務端保持同步",
-      "rateLimitWarning": "若反覆出現錯誤，則原因可能是應用被服務限流",
+      "rateLimitWarning": "為避免限流，您需要新建自己的 API Key",
+      "removeAd": "移除廣告",
       "endpoint": "端點",
       "username": "使用者名稱",
       "password": "密碼",
diff --git a/src/scripts/models/services/greader.ts b/src/scripts/models/services/greader.ts
index d3b4b8c..7e37a04 100644
--- a/src/scripts/models/services/greader.ts
+++ b/src/scripts/models/services/greader.ts
@@ -23,14 +23,22 @@ export interface GReaderConfigs extends ServiceConfigs {
     lastId?: string
     auth?: string
     useInt64: boolean // The Old Reader uses ids longer than 64 bits
+    inoreaderId?: string
+    inoreaderKey?: string
+    removeInoreaderAd?: boolean
 }
 
 async function fetchAPI(configs: GReaderConfigs, params: string, method="GET", body:BodyInit=null) {
     const headers = new Headers()
     if (configs.auth !== null) headers.set("Authorization", configs.auth)
     if (configs.type == SyncService.Inoreader) {
-        headers.set("AppId", "999999298")
-        headers.set("AppKey", "KPbKYXTfgrKbwmroOeYC7mcW21ZRwF5Y")
+        if (configs.inoreaderId) {
+            headers.set("AppId", configs.inoreaderId)
+            headers.set("AppKey", configs.inoreaderKey)
+        } else {
+            headers.set("AppId", "999999298")
+            headers.set("AppKey", "KPbKYXTfgrKbwmroOeYC7mcW21ZRwF5Y")
+        }
     }
     return await fetch(configs.endpoint + params, { 
         method: method, 
@@ -189,13 +197,18 @@ export const gReaderServiceHooks: ServiceHooks = {
                 const source = fidMap.get(i.origin.streamId)
                 if (source === undefined) return
                 const dom = domParser.parseFromString(i.summary.content, "text/html")
+                if (configs.type == SyncService.Inoreader && configs.removeInoreaderAd !== false) {
+                    if (dom.documentElement.textContent.trim().startsWith("Ads from Inoreader")) {
+                        dom.body.firstChild.remove()
+                    }
+                }
                 const item = {
                     source: source.sid,
                     title: i.title,
                     link: i.canonical[0].href,
                     date: new Date(i.published * 1000),
                     fetchedDate: new Date(parseInt(i.crawlTimeMsec)),
-                    content: i.summary.content,
+                    content: dom.body.innerHTML,
                     snippet: dom.documentElement.textContent.trim(),
                     creator: i.author,
                     hasRead: false,