Comparison

Not vs Peek

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

Head to head
About

Not

Get daily prompts for actions to avoid, helping you focus on what truly matters. Swipe away distractions to enhance your concentration on life's priorities.

Highlights
  • Daily reminders of things to avoid
  • Swipe to dismiss tasks
  • Focus on important matters
  • Enhance concentration
Features
Read full description

Receive daily reminders of things you should not do. Swipe them off your list and concentrate on life's important matters.

About

Peek

This app unifies your calendar events and reminders, displaying what's next on your Lock Screen or Dynamic Island with live countdowns. Manage schedules, view your month at a glance, and easily find past or future entries.

Highlights
  • Live Activity on Lock Screen & Dynamic Island
  • Unified calendar and reminders view
  • Home Screen and Lock Screen widgets
  • Landscape layout for wider screen
  • Pin and drag-and-drop event management
  • Event and reminder search
  • Customizable themes
Features
Read full description

"What's next?" - That question disappears. Peek is a productivity app that unifies your calendar events and reminders on iPhone. Glance at your Live Activity on the Lock Screen or Dynamic Island, and know what's coming — without opening any app. [Live Activity on Lock Screen & Dynamic Island] Your next event appears on the Lock Screen and Dynamic Island with a live countdown. "Team Standup in 23 min" updates every minute so you always know what's coming. [Calendar + Reminders United] Manage calendars alongside your reminders in one unified view. No more switching between apps. [Home Screen & Lock Screen Widgets] Analog clocks (classic, roman, arabic), calendar views with a heatmap of busy days, a photo widget, memo, D-Day counter, and more. Browse your month at a glance right from your Home Screen. [Landscape Layout] Rotate your iPhone to landscape and Peek automatically switches to a side-by-side layout that makes full use of the wider screen. See today's events and upcoming schedule together at a glance. [Pin & Drag-and-Drop] Pin important events to the top so they never get lost. Drag and drop events and reminders onto another date to reschedule them instantly. [Search] Quickly find past and upcoming events and reminders by keyword. Results are grouped by date so you can instantly locate what you need. [On This Day] Look back at what happened on the same day in previous years. Revisit past events and reminders to rediscover forgotten memories. [Various Themes] Choose from a variety of built-in themes, or create your own custom theme. Mix colors, gradients, and styles to express your unique personality. [Quick Event Editing] Edit events and reminders directly in the app. Change titles, times, and notes in a familiar Calendar-style editor. All changes are saved automatically. Privacy: All data stays on your device.

Screenshots

Not4 screens
Peek4 screens

Verdict

The call

The clearest difference is price: Peek at Free against Not's $2.99. Not's advantage is in-app purchases (none vs 1) and update cadence (every 2 days vs weekly). On rating, review sentiment, 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

Peek is free to download; Not costs $2.99 up front. Peek sells 1 one-off in-app purchase. Not asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Not against 5.0 for Peek. That said, the two scores are not equally well evidenced: Not has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Not ships an update every 2 days, Peek weekly. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

Scorecard6 real differences · 4 level
Not versus Peek: the parameters behind the verdict, then further details
ParameterNotPeek
Price$2.99Free — better
Rating5.0 (5 ratings)5.0 (1 ratings)
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings5 — better1
Update frequencyEvery 2 days — betterWeekly
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhoneiPhone, iPad — better
Requires iOS16.4 — better18.0
Further details — not scored
Size0 MB12 MB
Age rating17+4+
DeveloperDo Something Gooddasol kim

Customer experience

Not

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Peek

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Not

No in-app purchases

1 purchases

Peek

One-time1
  • Timi Premium$2.99

Questions

Is Not free?
Not costs $2.99, with no in-app purchases.
Is Peek free?
Peek is free to download, with in-app purchases available.
Which has better reviews, Not or Peek?
Not and Peek are both rated 5.0 out of 5 on the App Store, from 5 and 1 ratings respectively.
Do Not or Peek have ads?
Neither Not nor Peek shows ads.
Which is updated more often, Not or Peek?
Not ships an update every 2 days, and Peek weekly. Most recently, Not was updated on November 3, 2026 and Peek on November 5, 2026.

Other comparisons