Comparison

Extra vs ReadKey

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

Head to head
About

Extra

This app transforms your email inbox into a proactive personal assistant. It highlights important daily information, prevents missed deadlines and events, and allows you to take action directly from your messages. It organizes your life's communications by grouping less important items.

Highlights
  • Daily brief of important items
  • Never miss deadlines or events
  • Actionable insights from messages
  • Organizes communications by grouping
  • Proactive personal inbox
Features
Read full description

Meet Extra - your life’s inbox. Your life already runs through your inbox: plans, travel, packages, bills, events, and conversations. Extra turns that overwhelming stream into a personal, proactive inbox for your life. It shows you what matters today and helps you take the next step. • Know what's important today. Extra gives you a calm daily brief with the things worth your attention. • Never miss what matters. Catch deadlines, travel changes, plans, packages, and important moments before they slip. • Turn details into action. Draft replies, schedule events, and handle the next step without digging through messages. • Keep life organized, quietly. Extra groups the noise so the important stuff is easy to find.

About

ReadKey

Features
Read full description

ReadKey turns reading into a simple rule. Instead of relying on willpower, ReadKey helps you reduce distractions by temporarily restricting access to selected apps on your device. You choose what to lock. You decide when to focus. Add any book by searching its title or ISBN. Log the pages you read. Convert your reading progress into scrolling minutes. Use those minutes to unlock access to distracting apps. ReadKey transforms reading into a clear exchange: pages read → scrolling earned. Build a streak, stay consistent, and make reading part of your daily routine. ReadKey is built for people who want fewer distractions and a stronger reading habit. Features: • Block selected apps using Screen Time integration • Add books by title or ISBN • Log pages you read • Convert reading pages into scrolling minutes • Unlock apps through reading progress • Track your reading streak • Clean, minimal design • Built with privacy in mind No ads. No tracking. Just focus.

Screenshots

Extra4 screens
ReadKey4 screens

Verdict

The call

The clearest difference is update cadence: Extra at weekly against ReadKey's every 6 weeks. On price, 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

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Extra ships an update weekly, ReadKey every 6 weeks. The most recent releases landed on November 12, 2026 and November 5, 2026 respectively.

Scorecard1 real difference · 9 level
Extra versus ReadKey: the parameters behind the verdict, then further details
ParameterExtraReadKey
PriceFreeFree
Rating4.8 (411 ratings) — better—
Positive reviews84.0% of reviews—
Number of ratings411 — better—
Update frequencyWeekly — betterEvery 6 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad — betteriPhone
Requires iOS18.617.0.0 — better
Further details — not scored
Size72 MB46 MB
Age rating4+4+
DeveloperBuildForever, Inc.Igor Filiuk

In-app purchases

None

Extra

No in-app purchases

None

ReadKey

No in-app purchases

Questions

Is Extra free?
Extra is free to download, with no in-app purchases.
Is ReadKey free?
ReadKey is free to download, with no in-app purchases.
Do Extra or ReadKey have ads?
Neither Extra nor ReadKey shows ads.
Which is updated more often, Extra or ReadKey?
Extra ships an update weekly, and ReadKey every 6 weeks. Most recently, Extra was updated on November 12, 2026 and ReadKey on November 5, 2026.

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