Comparison

FlowView vs Pengu

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

Head to head
About

FlowView

Features
Read full description

FlowView(フロービュー)は、BLE対応の測定器から取得したデータをリアルタイムで可視化し、シームレスにレポート出力ができるプロフェッショナル向けアプリです。 【主な機能】 ・リアルタイム・グラフ描画 測定器から受信したデータを瞬時にグラフ化。ピンチイン・ピンチアウトの直感的な操作で、グラフの拡大縮小やタイムラインの移動がスムーズに行えます。 ・高度なデータ解析表示 Flow(流量)、Volume(積算量)、Pressure(圧力)などの数値を正確に追跡。特定のポイントをタップすることで、その瞬間の詳細な数値をポップアップで確認できます。 ・ワンタップで高画質PDFレポート出力 画面のスクリーンショットではなく、印刷に最適化された専用のPDFドキュメントをアプリ内で自動生成します。グラフデータだけでなく、測定日時、シリアルナンバー(S/N)、機器名などのメタデータも設定した情報を自動的にヘッダーに記載され、そのままAirPrintでフルカラー印刷が可能です。 ・共有機能 生成したPDFレポートやCSVデータは、iOS標準の共有メニューからメール等で即座にチームメンバーと共有できます。 【注意事項】 ※本アプリの機能をフルに活用するには、専用のBLE対応測定器「FlowTrax」が必要です。

About

Pengu

Track your intermittent fasting and meals with a gentle approach. Features include fasting timers, one-photo meal logging with auto-detection, and calorie counting. Monitor your progress with a visual mascot and calendar view.

Highlights
  • Intermittent fasting timers (16:8, 18:6)
  • One-photo meal logging
  • Calorie and nutrition tracking
  • Penguin progress mascot
  • Auto-detected food menus
  • Calendar view of past data
Features
Read full description

Pengu: a gentle fasting, diet, and meal tracker. Intermittent fasting timers (16:8, 18:6), one-photo meal logging, and calorie tracking — all in one app. [Key features] • Pick a plan like 16:8 or 18:6 and start the timer with one tap • A penguin mascot shifts with your fasting progress, so you can see how it's going at a glance • Snap a food photo and Pengu auto-detects the menu and nutrition • When the result looks off, edit it by hand right away • Daily totals for calories, protein, carbs, and fat • Calendar view of your past fasts and meals • Available in English, Korean, Japanese, and Chinese [Pengu Pro] Unlimited photo analysis, full history, every fasting plan, and extra insights. Cancel anytime from your subscription settings. Take it lightly, keep it going — with Pengu. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://shore-clutch-a8c.notion.site/Privacy-Policy-36cb98f789b8807fa028f82bdb713cb5

Screenshots

FlowView3 screens
Pengu4 screens

Verdict

The call

The clearest difference is in-app purchases: FlowView at none against Pengu's 3. On price, update cadence, ads and device support there is nothing between them.

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. Pengu sells 3 in-app purchases, starting at $4.99 per 7 days. FlowView asks for nothing beyond the download.

UpkeepUpdate frequency

FlowView ships an update weekly, Pengu every 9 days. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

Scorecard1 real difference · 9 level
FlowView versus Pengu: the parameters behind the verdict, then further details
ParameterFlowViewPengu
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—50.0% of reviews
Number of ratings—1 — better
Update frequencyWeekly — betterEvery 9 days
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.615.1 — better
Further details — not scored
Size1 MB58 MB
Age rating4+4+
DeveloperExcelplan co., ltdjunhee cho

In-app purchases

None

FlowView

No in-app purchases

3 purchases

Pengu

Subscriptions3
  • Pengu Pro Weekly$4.997 Days
  • Pengu Pro Monthly$5.991 Month
  • Pengu Pro Yearly3 Days trial$39.991 Year

Questions

Is FlowView free?
FlowView is free to download, with no in-app purchases.
Is Pengu free?
Pengu is free to download, with in-app purchases available.
Do FlowView or Pengu have ads?
Neither FlowView nor Pengu shows ads.
Which is updated more often, FlowView or Pengu?
FlowView ships an update weekly, and Pengu every 9 days. Most recently, FlowView was updated on October 31, 2026 and Pengu on November 5, 2026.

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