Comparison

Quietime vs Jotsum

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

Head to head
About

Quietime

Features
Read full description

Quietime shows your days as one calm timeline: the calendars on your iPhone and your own events, in order, with nothing else in the way. TIMELINE Scroll through your days, past and future. Tap the date at the top to get back to today. Search titles and notes to find any event. DAY VIEW Swipe right to see the whole day on one screen. Free time between events is marked with its length, so you see at once where there is room. Tap a free stretch to add an event at that time. MONTH Swipe left for the month. Colored dots show the busy days. Tap a day to go to it. YEAR IN PIXELS See a year of one calendar as a grid of days, each shaded by how many events it holds. Swipe between calendars and choose how many events give a day full color. YOUR CALENDARS Shows events from iCloud, Google, Outlook and any other calendar on your iPhone, grouped by account. You choose which ones appear. EVENTS AND REMINDERS Create events with a title, time, notes and one of five colors. Repeat them daily, weekly, monthly or yearly. Add as many reminders as you need, from a week before to the moment it starts. WIDGETS Your next five days on the Home Screen, or today in the small widget. Track a special date and see the countdown in the app and the widget. FIVE THEMES Dark, Light, Evening Glow, Night Stars and Meadow. PRIVATE No account and no subscription. Your own events stay on your iPhone.

About

Jotsum

Features
Read full description

Jotsum is a calculator you write in plain words. Type your math and notes on the left; the answers appear on the right, live, as you type β€” no equals key, no buttons, no fuss. It’s the everyday calculations you actually do: splitting a bill, converting currencies at today’s rate, working out a percentage off, adding up a trip budget, or checking how many days until a deadline. Name your values and reuse them down the page, and Jotsum keeps the whole sheet in sync. SYNCS WITH YOUR MAC Your calculations sync over iCloud, so the sheet you start on your Mac is on your iPhone β€” and the other way around. No account, no sign-in; it uses your own iCloud. WHAT IT DOES β€’ Plain-language math with variables β€” name a number, reuse it anywhere β€’ Live currency conversion (160+ currencies + Bitcoin/Ethereum, no API key, no login) β€’ Units β€” length, mass, time, volume, data, temperature, area, speed β€’ Percentages done the human way β€” β€œ20% off 80”, β€œ12 is what % of 60” β€’ Dates & durations β€” β€œ3 days + 5 hours”, β€œdays until christmas”, time zones β€’ Scientific functions β€” sqrt, sin/cos/tan, logs, exp, powers, plus pi, e, tau β€’ Finance β€” compound interest and mortgage payments β€’ Multiple notes, organised in a tidy list PRIVATE BY DESIGN Everything stays on your devices and your own iCloud. No account, no analytics, no tracking. Currency rates are the only network request, and the app works offline too. Light and dark, with a warm editorial look that’s easy on the eyes all day. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Quietime4 screens
Jotsum4 screens

Verdict

The call

The clearest difference is price: Jotsum at Free against Quietime's $7.99. Jotsum also leads on device support (3 vs 1). On update cadence, ads, in-app purchases and iOS requirement there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Jotsum is free to download; Quietime costs $7.99 up front. Quietime sells 1 one-off in-app purchase and Jotsum sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Quietime ships an update every 4 days, Jotsum every 5 days. Both last shipped on October 31, 2026.

Scorecard2 real differences Β· 4 level
Quietime versus Jotsum: the parameters behind the verdict, then further details
ParameterQuietimeJotsum
Price$7.99Free β€” better
Update frequencyEvery 4 days β€” betterEvery 5 days
AdsNoNo
In-app purchasesYesYes
DevicesiPhoneiPhone, iPad, Mac β€” better
Requires iOS17.617.0 β€” better
Further details β€” not scored
Size3 MB3 MB
Age rating4+4+
DeveloperKenneth FagermoHrvoje Matosic

In-app purchases

1 purchases

Quietime

One-time1
  • One time unlock$2.99
2 purchases

Jotsum

Subscriptions1
  • Jotsum Pro14 Days trial$0.991 Month
One-time1
  • Jotsum Pro$29.00

Questions

Is Quietime free?
Quietime costs $7.99, and also offers in-app purchases.
Is Jotsum free?
Jotsum is free to download, with in-app purchases available.
Do Quietime or Jotsum have ads?
Neither Quietime nor Jotsum shows ads.
Which is updated more often, Quietime or Jotsum?
Quietime ships an update every 4 days, and Jotsum every 5 days. Most recently, Quietime was updated on October 31, 2026 and Jotsum on October 31, 2026.

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