Comparison

Spacetime Clock vs Akari

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

Head to head
About

Spacetime Clock

Explore celestial mechanics and terrestrial positioning with this app. Visualize moon phases, Earth's rotation, and your location's latitude and longitude. It also includes a compass and level meter for your device.

Highlights
  • Moon phases visualization
  • Earth rotation and revolution simulation
  • Latitude and longitude display
  • Compass functionality
  • iPhone level meter
  • Customizable background colors
Features
Read full description

Time, calendars, the movements and positions of celestial bodies, and direction are all closely connected. This app brings together time and place in one view. Alongside the time and date, it shows the phases of the Moon, Earth’s rotation and orbit, latitude and longitude, compass direction, and the iPhone’s level. It lets you see and feel where you are in time and space at a glance. [Top of Screen] MOON: Moon phase (lunar age 0–29) HOURS: Hours (24-hour cycle) MINUTES: Minutes (60-minute cycle) SECONDS: Seconds (60-second cycle) [Center of Screen] The year, month, date, hour, minute, day of the week, and second are displayed. Earth completes one circuit around the center of the screen in 365 days (366 in a leap year). The display uses Earth’s axial tilt to approximate the amount of daylight at that time of year. It does not show precise sunrise or sunset times. The Earth and Moon graphics change depending on whether your current latitude is in the Northern or Southern Hemisphere. [Bottom of Screen] LATITUDE: Latitude (−90° to +90°; positive values indicate north, negative values south) LONGITUDE: Longitude (−180° to +180°; positive values indicate east, negative values west) COMPASS: Direction of north LEVEL: Level, measured along the iPhone’s X and Y axes Choose from four background colors: Space, Midnight, Twilight, and Sky Blue.

About

Akari

A mobile web browser designed for a calmer online experience, it blocks ads, trackers, and pop-ups. Enjoy features like background video playback, reader mode, and private tabs with optional Face ID protection.

Highlights
  • Ad, pop-up, and tracker blocking
  • Video ad skipping
  • Reader mode and page summarization
  • Private tabs with Face ID lock
  • Background audio/video playback
  • Cross-device sync
Features
Read full description

Akari is a calmer web browser that blocks ads, pop-ups and trackers on your iPhone and iPad. BLOCK THE NOISE • Shields blocks ads and trackers using EasyList and EasyPrivacy, right on your device. • Pop-up blocking stops new windows and redirects you didn't ask for. • Block Video Ads skips the ads on video sites, so you get straight to the video. • Cookie banners hidden, and tracking tags stripped from the links you open and share. A CALMER WAY TO BROWSE • One bar for sites and searches. It fills in the websites you visit as you type. • Favorites as a grid of site icons, right on the start page. • Tabs as cards. Swipe the address bar to move between tabs, flick a card away to close it. • Peek previews a link before you open it. • Spaces keep work, home and everything else apart. • Reader turns cluttered articles into clean, easy text, and Summarize sums up a page on your device. • Keep audio and video playing in the background or in picture in picture. PRIVATE AND SECURE • Private tabs forget everything when you close them, and Face ID can lock them. • Sign in with passkeys, and set Akari as your default browser. • Find on page, downloads saved to the Files app, and "Open in Akari" in the share sheet. • Home Screen and Lock Screen widgets for quick search and your favorites. • Nine colors, including a true black. WORKS WITH AKARI FOR MAC AND WINDOWS Sign in with your email and your favorites and color follow you between your iPhone and your computers. Sync is end-to-end encrypted, so we can't read it. Signing in is optional. AKARI PRO (OPTIONAL) Focus Mode, Block Lists, Hide Element, Hide Annoyances, Video Speed and app icons. Monthly, yearly or a one-time purchase. Everything above stays free. No ads. No tracking. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://0arch.io/akari/privacy

Screenshots

Spacetime Clock4 screens
Akari4 screens

Verdict

The call

The clearest difference is review sentiment: Akari at 100% against Spacetime Clock's 41%. Akari also leads on rating (3.8 vs 2.8) and update cadence (every 2 days vs every 5 weeks). Spacetime Clock's advantage is in-app purchases (none vs 3). On price, ratings volume, 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. Akari sells 3 in-app purchases, starting at $2.99 per month. Spacetime Clock asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Akari holds the better App Store score, 3.8 against 2.8. Both are backed by a comparable volume of ratings — 4 and 4 respectively. Written reviews point the same way: 41% of Spacetime Clock's written reviews are positive against 100% of Akari's.

UpkeepUpdate frequency

Spacetime Clock ships an update every 5 weeks, Akari every 2 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

Scorecard5 real differences · 5 level
Spacetime Clock versus Akari: the parameters behind the verdict, then further details
ParameterSpacetime ClockAkari
PriceFreeFree
Rating2.8 (4 ratings)3.8 (4 ratings) — better
Positive reviews40.9% of reviews100.0% of reviews — better
Number of ratings44
Update frequencyEvery 5 weeksEvery 2 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhoneiPhone, iPad — better
Requires iOS16.0 — better17.0
Further details — not scored
Size6 MB55 MB
Age rating4+17+
Developery-designJoseph Rodriguez

Customer experience

Spacetime Clock

All ratings4 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews22 reviews
Positive40.9%
Neutral22.7%
Negative36.4%

Akari

All ratings4 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Spacetime Clock

No in-app purchases

3 purchases

Akari

Subscriptions2
  • Akari Pro Monthly$2.991 Month
  • Akari Pro Yearly$14.991 Year
One-time1
  • Akari Pro Lifetime$39.99

Questions

Is Spacetime Clock free?
Spacetime Clock is free to download, with no in-app purchases.
Is Akari free?
Akari is free to download, with in-app purchases available.
Which has better reviews, Spacetime Clock or Akari?
Akari is rated higher. Spacetime Clock averages 2.8 out of 5 from 4 ratings, while Akari averages 3.8 from 4 ratings.
Do Spacetime Clock or Akari have ads?
Neither Spacetime Clock nor Akari shows ads.
Which is updated more often, Spacetime Clock or Akari?
Spacetime Clock ships an update every 5 weeks, and Akari every 2 days. Most recently, Spacetime Clock was updated on November 1, 2026 and Akari on October 31, 2026.

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