Comparison

Pengu vs NoBS Fasting

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

Head to head
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

About

NoBS Fasting

Features
Read full description

Minimalist, privacy-first intermittent fasting tracker. Local data only. No b******t. Just Fasting. Tired of intermittent fasting apps requiring forced cloud registrations, selling your personal data, and blocking essential timer features behind expensive monthly subscription paywalls? NoBS Fasting is an anti-bloat, distraction-free utility designed for individuals who value simplicity, efficiency, and absolute privacy. THE ZERO-TELEMETRY MANIFESTO • 100% Offline-First: All of your historical fasting metrics, timer logs, and current streaks are kept strictly inside your phone’s secure local storage database sandbox (Room DB). • Zero Cloud Accounts: No sign-ups, no tracking cookies, no invasive third-party analytics SDKs, and no background network telemetry signals. • Complete Data Ownership: Your data remains under your personal custody and control at all times. • Zero Forced Ads: No distracting banners or algorithmic pop-ups cluttering your visual landscape. INTUITIVE METABOLIC METRICS • Clean Matte Interface: A high-contrast, distraction-free timer loop designed to help you check your current fast state at a single glance. • Dynamic Visual States: The interface smoothly adapts as your body progresses through different biological phases—transitioning seamlessly into extended target tracking environments if you cross into overtime. • Simple Notifications: Purely local background system alerts remind you when your target fast achievements cross key intermittent milestones (16:8, 18:6, etc.). TRANSPARENT & INDEPENDENT This application is completely free to install with every single functional feature unlocked right out of the box. There are no hidden paywalls. If you find genuine value in independent, lightweight software and want to support ongoing infrastructure maintenance, optional developer tip tiers are available within the app settings interface. Take back your personal privacy. Strip away the corporate software bloat and focus entirely on your metabolic health journey.

Screenshots

Pengu4 screens
NoBS Fasting4 screens

Verdict

The call

The clearest difference is iOS requirement: Pengu at 15.1 against NoBS Fasting's 17.0. On price, update cadence, ads and in-app purchases 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 and NoBS Fasting sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Pengu ships an update every 9 days, NoBS Fasting fortnightly. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

Scorecard1 real difference · 9 level
Pengu versus NoBS Fasting: the parameters behind the verdict, then further details
ParameterPenguNoBS Fasting
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 9 days — betterFortnightly
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.1 — better17.0
Further details — not scored
Size58 MB1 MB
Age rating4+4+
Developerjunhee choDIEGO MANUEL FORTES

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
3 purchases

NoBS Fasting

One-time3
  • Support Tier 1$0.99
  • Support Tier 2$4.99
  • Support Tier 3$19.99

Questions

Is Pengu free?
Pengu is free to download, with in-app purchases available.
Is NoBS Fasting free?
NoBS Fasting is free to download, with in-app purchases available.
Do Pengu or NoBS Fasting have ads?
Neither Pengu nor NoBS Fasting shows ads.
Which is updated more often, Pengu or NoBS Fasting?
Pengu ships an update every 9 days, and NoBS Fasting fortnightly. Most recently, Pengu was updated on October 24, 2026 and NoBS Fasting on October 28, 2026.

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