Comparison

Perspective vs OneThing

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

Head to head
About

Perspective

Track past and future events with this app. It helps you visualize time passed or remaining for anything from vacations and habit changes to expiring items and upcoming milestones. Stay on top of your life's timeline.

Highlights
  • Track past events
  • Track future events
  • Visualize time passed
  • Visualize time remaining
  • Habit tracking
  • Expiration date tracking
Features
Read full description

Put your life in Perspective: It's all too easy to lose track of the big picture while rushing from one thing to the next. You can use Perspective to track any event in the past or future. Get creative! Some ideas: * When is your next vacation? * How much time has passed since you kicked that bad habit? * When does that yogurt expire? * How much longer can you procrastinate before that milestone hits? Made for iOS 9.

About

OneThing

This app helps you stay focused by displaying your most important task on your home or lock screen. It simplifies your life by bringing order through focusing on one priority at a time.

Highlights
  • Display crucial item on home/lock screen
  • Stay focused and efficient
  • Simple input
  • Visible everywhere
  • Brings order to life
Features
Read full description

OneThing - Focus on what matters most, right now. This sleek and powerful app allows you to capture and display the most crucial item in your life at any given moment. Whether on your home screen or lock screen, OneThing ensures your priority is always in sight, helping you stay focused and efficient. Simple input, visible everywhere - bringing order to your life with just one thing at a time --- After confirming the purchase and payment, your iTunes account will automatically renew the subscription. The Apple iTunes account will charge within 24 hours before the expiration date. Once the payment is successful, the subscription period will extend by one subscription period. To cancel the renewal, please manually turn off the auto-renewal feature in the iTunes/AppleID settings at least 24 hours before the current subscription period ends. During the trial period, if the iTunes account does not cancel the subscription, it will automatically start the subscription and charge at the end of the trial period. Any unused trial period will be forfeited after purchasing the subscription. This service allows you to choose whether to cancel; if you choose not to cancel, the renewal service for the next billing period will start automatically. private privacy: https://merciful-sugar-3e6.notion.site/Privacy-Policy-b0e24b6beb074420ae88ec07239d1c5f?pvs=74 term of service: https://merciful-sugar-3e6.notion.site/Terms-of-Service-ffa8642d0e864e22b1dcd5fb06870978

Screenshots

Perspective3 screens
OneThing4 screens

Verdict

The call

The clearest difference is price: Perspective at Free against OneThing's $0.99. Perspective also leads on rating (3.5 vs 1.0) and ratings volume (14 vs 1). On update cadence, ads, in-app purchases 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

Perspective is free to download; OneThing costs $0.99 up front. Perspective sells 1 one-off in-app purchase and OneThing sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Perspective holds the better App Store score, 3.5 against 1.0. That said, the two scores are not equally well evidenced: Perspective has 14 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Perspective ships an update every 3 weeks, OneThing fortnightly. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.

Scorecard5 real differences · 5 level
Perspective versus OneThing: the parameters behind the verdict, then further details
ParameterPerspectiveOneThing
PriceFree — better$0.99
Rating3.5 (14 ratings) — better1.0 (1 ratings)
Positive reviews72.7% of reviews—
Number of ratings14 — better1
Update frequencyEvery 3 weeksFortnightly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases — betterPaid
DevicesiPhone, iPodiPhone, iPad
Requires iOS9.0 — better17.0
Further details — not scored
Size12 MB2 MB
Age rating4+4+
DeveloperChaotic Good, LLP定荣 郭

Customer experience

Perspective

All ratings14 ratings
Positive64.3%
Neutral0.0%
Negative35.7%
Written reviews22 reviews
Positive72.7%
Neutral4.5%
Negative22.7%

OneThing

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

1 purchases

Perspective

One-time1
  • Unlimited Perspectives$0.99
1 purchases

OneThing

One-time1
  • buy the author a cola$0.99

Questions

Is Perspective free?
Perspective is free to download, with in-app purchases available.
Is OneThing free?
OneThing costs $0.99, and also offers in-app purchases.
Which has better reviews, Perspective or OneThing?
Perspective is rated higher. Perspective averages 3.5 out of 5 from 14 ratings, while OneThing averages 1.0 from 1 ratings.
Do Perspective or OneThing have ads?
Neither Perspective nor OneThing shows ads.
Which is updated more often, Perspective or OneThing?
Perspective ships an update every 3 weeks, and OneThing fortnightly. Most recently, Perspective was updated on October 14, 2026 and OneThing on October 7, 2026.

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