Comparison

腕時計コレクション管理 CALIBRE vs CaseBack

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

腕時計コレクション管理 CALIBRE

Features
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腕時計コレクションを、持つ人の視点で運用する台帳アプリ。腕時計の管理と着用ローテーション、含み益の把握、オーバーホール(OH)予防までを一冊にまとめる。機械式時計や自動巻きを複数持つ人のための、日本語のコレクション管理ツール。 気付けば同じ時計ばかり巻いている。他の一本はガラス越しに眠ったまま。保証書やOH時期がどこにあるか分からない。CALIBREは、その持ち続ける問題だけを解決する運用ノート。 未着用日数を可視化 何日巻いていない時計かを一覧で表示。朝の通知でそっと呼び戻し、タップ1つで着用を記録。コレクション全体が公平に回り出す。 含み益と年率を自分の入力で把握 取得価格と、自分で入力した評価額の差から含み益と含み益率を計算。保有期間に応じた年率(CAGR)も表示。相場の自動取得ではなく、あなたの入力値にもとづく手元の記録。 OH予防スケジュール 機種のムーブメント種別から推奨間隔の目安を計算し、次回オーバーホール時期を残り日数で通知。クォーツの電池交換の記録にも対応。 保証書とシリアルの台帳 写真、シリアル、購入店、付属品をまとめて保管。売却や修理のときに必要な情報をすぐ取り出せる。 入力を助けるカタログ補完 内蔵カタログから候補を補完。型番や機種の入力サジェストで台帳づくりがはやい。 データは端末内 アカウント不要。データは端末に保存。写真込みのJSONで書き出し・取り込みができる。ホーム画面ウィジェットとFace IDロックにも対応。 料金 無料で時計3本まで登録でき、資産推移チャート、OH予防通知、保証書台帳も無料で使える。月額のCollectorに登録すると時計の登録本数が無制限になり、年間レポートが使える。2週間の無料トライアル付き。月額は自動更新で、解約はいつでも設定から行える。 対応: iOS 17以降

About

CaseBack

Features
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Your watches deserve better than a spreadsheet. CaseBack is the private, offline home for your watch collection — every reference, photo, value and service record, in one beautiful app that never asks you to sign in. Built for collectors who care about privacy: no account, no forced cloud, nothing leaves your iPhone without your say-so. Your serial numbers and values are yours alone. YOUR COLLECTION, ORGANIZED • Add unlimited watches — free, forever. Photos, movement, case size, reference, serial, box & papers. • Search, sort and filter your grid at a glance. • Watch your collection's total value update in real time. • Native on iPad too, with a sidebar and large layouts. WEAR WHAT YOU OWN • One tap to log the watch on your wrist today. • See what you actually wear — rotation stats, streaks, most- and least-worn pieces. • Let CaseBack suggest your watch of the day. KNOW WHAT IT'S WORTH • Track each watch's value over time, with a clean history and chart. • Total value, breakdown by brand and movement. NEVER MISS A SERVICE • Service reminders and warranty alerts — a movement is never overdue. • A full maintenance log: date, type, cost, watchmaker. READY IF THE WORST HAPPENS • Export a polished insurance report (PDF & CSV): cover page, one page per watch, photos, serials and values. • The file you'll be glad to have if a watch is lost or stolen. EVERY PAPER IN ITS PLACE • Keep invoices, certificates, warranty cards and service papers as PDFs with each watch, up to 20 per watch. • Preview them in the app and share the original file untouched. • Your first 2 documents are free. PRIVATE BY DESIGN • No account. No tracking. No ads. • Face ID / Touch ID lock, free. • Optional iCloud sync, encrypted on your own account. FREE VS PRO Free gives you unlimited watches, full detail, value, wear log, Face ID and 2 PDF documents — for good. Unlock Pro once for: rotation stats & history, value charts, multi-collections, wishlist, strap inventory, warranty tracking, service log, insurance export, watch documents (PDF), iCloud sync and themes. One-time purchase. Yours forever. No subscription, ever. Download CaseBack and give your collection the home it deserves.

Screenshots

腕時計コレクション管理 CALIBRE4 screens
CaseBack4 screens

Verdict

The call

腕時計コレクション管理 CALIBRE and CaseBack are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. 腕時計コレクション管理 CALIBRE sells 1 in-app purchase, starting at $9.99 per month and CaseBack sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

腕時計コレクション管理 CALIBRE ships an update fortnightly, CaseBack every 3 weeks. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

ScorecardNo meaningful differences
腕時計コレクション管理 CALIBRE versus CaseBack: the parameters behind the verdict, then further details
Parameter腕時計コレクション管理 CALIBRECaseBack
PriceFreeFree
Update frequencyFortnightly — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.017.0
Further details — not scored
Size4 MB11 MB
Age rating4+4+
DeveloperRYO FUJIMATSUAlex Masure

In-app purchases

1 purchases

腕時計コレクション管理 CALIBRE

Subscriptions1
  • CALIBRE Collector$9.991 Month
1 purchases

CaseBack

One-time1
  • CaseBack Pro$6.99

Questions

Is 腕時計コレクション管理 CALIBRE free?
腕時計コレクション管理 CALIBRE is free to download, with in-app purchases available.
Is CaseBack free?
CaseBack is free to download, with in-app purchases available.
Do 腕時計コレクション管理 CALIBRE or CaseBack have ads?
Neither 腕時計コレクション管理 CALIBRE nor CaseBack shows ads.
Which is updated more often, 腕時計コレクション管理 CALIBRE or CaseBack?
腕時計コレクション管理 CALIBRE ships an update fortnightly, and CaseBack every 3 weeks. Most recently, 腕時計コレクション管理 CALIBRE was updated on November 5, 2026 and CaseBack on October 31, 2026.

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