Back in Stock Alert & Preorder vs Okaeri Bloom
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 7, 2026 for Back in Stock Alert & Preorder, Oct 21, 2026 for Okaeri Bloom.
The short answer
- Both list a free plan. Paid plans start at $9.99/month for Back in Stock Alert & Preorder and $19/month for Okaeri Bloom.
- Back in Stock Alert & Preorder lists 19 features Okaeri Bloom’s listing doesn’t mention, including Alert settings, Back in stock, Batch send.
Head to head
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Free
- · 100 email restock alerts/month
- · 20 pre-orders/month, 1 offer
- · Low-stock message on products
- · Multi-language & multi-location
- · Notify me button + templates
- · Restock reminder alerts
Starter
- · 50 pre-orders/month, 3 offers
- · 500 emails/month, own domain
- · Deposits & partial payments
- · Everything in Free +
- · Klaviyo integration
- · Low-stock targeting, styling
Standard
- · 200 pre-orders/month
- · Discounts, delay notices, caps
- · Everything in Starter +
- · Import / export subscribers
- · Markets & customer tags
- · Pre-order analytics
Pro
- · Charge balance on fulfillment
- · Custom feature development
- · Everything in Standard +
- · Invite Back In Stock waitlist
- · Unlimited pre-orders
Free
- · 再入荷・カゴ落ち・レビュー依頼
- · 商品ページの登録フォーム
- · 月10通までのメール送信
Starter
- · LINE通知（メール枠には含まれません）
- · 再入荷・カゴ落ち・レビュー依頼
- · 月1,000通までのメール送信
Grow
- · LINE通知（メール枠には含まれません）
- · 再入荷・カゴ落ち・レビュー依頼
- · 月5,000通までのメール送信
Scale
- · LINE通知（メール枠には含まれません）
- · 再入荷・カゴ落ち・レビュー依頼
- · 月20,000通までのメール送信
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureRecover lost revenue from out-of-stock products with automated Back in Stock alerts, Low Stock urgency counters & Preorder. Shoppers join a waitlist via a branded Notify Me button and get instant notifications by Email, SMS or WhatsApp the moment items restock. Set min-inventory triggers, restock reminders, customize notification templates in any language across multiple store locations.
売り切れを待つ人には、入荷の知らせを。お買い物の途中で離れた人には、続きのご案内を。購入した人には、レビューのお願いや次に使える特典を。Okaeri Bloomは、購入前後の販促を同じ管理画面でつなぎます。 再入荷通知はメール・LINEに対応。カゴ落ち回収メール、レビュー依頼、写真付きレビューの管理もできます。購入額に応じてVIPランクとストアクレジットの付与率を設定し、全員・特定のお客様・VIPランクを選んでクーポンをメール・LINEで配布。通知の文面や配信結果も確認できます。お店の言葉で、お客様に合うきっかけを届けられます。
- Multi-channel Alerts: Notify via Email, SMS & WhatsApp when items restock
- Send auto Back-in-Stock alerts via Email, SMS & WhatsApp to boost sales.
- Custom “Notify Me” Button: Show on homepage, collection, or product pages
- Add a custom “Notify Me” widget anywhere on your store — no code.
- 商品ページで入荷待ち登録を受け付け、再入荷時にメール・LINEで通知
- カゴ落ちしたお客様へ購入再開を促すメールを送信
- 購入後のレビュー依頼と星評価・写真付き投稿を管理
- 通知メールの件名と本文を店に合わせて編集
All the numbers
Every figure, side by side
A green dot marks the app ahead on a measured figure. Estimates, gaps and apps that leave no storefront trace never take the lead.
Adoption
| Measure |  Back in Stock Alert & Preorder |  Okaeri Bloom |
|---|---|---|
| Detected stores | Not published | Not published |
| Net store change, 28 days | 0 | 0 |
| Stores added, 28 days | Not enough data | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Not published | Not published |
| Top store countries | Not published | Not published |
Reviews
| Measure | Back in Stock Alert & Preorder | Okaeri Bloom |
|---|---|---|
| App Store rating | 5.0 ★ | Not published |
| App Store reviews | 40 | Not published |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | 0% | Not enough data |
Pricing
| Measure | Back in Stock Alert & Preorder | Okaeri Bloom |
|---|---|---|
| Free plan | Yes | Yes |
| Lowest paid monthly plan | $9.99/month(ahead) | $19/month |
| Longest free trial | 5 days | Not listed |
| Plans listed | 4 | 4 |
Listing
| Measure | Back in Stock Alert & Preorder | Okaeri Bloom |
|---|---|---|
| Shopify category rank | #14 | #270 |
| Shopify App Charts | #3 on Rookies in Pre-orders | Not on this week’s charts |
| Built for Shopify | Yes | No |
| Launched | Jul 16, 2025 | Sep 23, 2026 |
| Languages | 1 | 1 |
| Developer | Crawlapps | Okaeridevelopment |
FAQ
Back in Stock Alert & Preorder and Okaeri Bloom: common questions
- Is Back in Stock Alert & Preorder or Okaeri Bloom cheaper?
- Both list a free plan. Paid plans start at $9.99/month for Back in Stock Alert & Preorder and $19/month for Okaeri Bloom. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- What features does each app list that the other doesn’t?
- Back in Stock Alert & Preorder lists 19 the others don’t mention, such as Alert settings, Back in stock, Batch send, Custom alerts. A feature missing from a listing may still be supported; this compares what each App Store listing says.
- Where does this comparison’s data come from?
- Shoplist crawls Shopify storefronts to detect which apps each store runs, and reads each app’s Shopify App Store listing for reviews, pricing, features and integrations. Store counts are as of Nov 7, 2026 for Back in Stock Alert & Preorder, Oct 21, 2026 for Okaeri Bloom; estimated figures are labeled.
How Shoplist compares apps
Store counts come from Shoplist’s crawl of Shopify storefronts, which detects the apps each store runs; they are as of Nov 7, 2026 for Back in Stock Alert & Preorder, Oct 21, 2026 for Okaeri Bloom. Reviews, ratings, plans, features and integrations come from each app’s Shopify App Store listing. 28-day figures are labeled when estimated, and a figure that is missing or estimated never decides who leads. Read the methodology.