Comparison

Shiftin vs Spaced Repetition by Spacey

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

Head to head
About

Shiftin

Features
Read full description

Scheduling the right people in the right locations at the right time in the context of: business forecast legal framework business rules employees requests Main capabilities: Broad library of rules, all configurable Automated schedules 100% legally compliant Scalable to any type of business or legal labor regulation Employees’ requests and mobility are traceable Absence and leave management collaboratively set Automated timesheet to Payroll Reports and scheduling performance analysis Simulations and forecast of optimal capacities Real time notifications for employees and managers Open shift coverage management

About

Spaced Repetition by Spacey

This study companion helps you plan, track, and optimize your learning sessions. It utilizes scientifically-proven spaced repetition techniques and allows you to organize study material into custom categories. Choose from flexible study plans to suit your needs and enhance memory retention.

Highlights
  • Spaced Repetition for memory retention
  • Customizable study categories
  • Flexible study plan options
  • Personalized study companion
  • Track and optimize study sessions
Read full description

Spacey - Your personalized study companion.  Plan, track, and optimize your study sessions like never before. FEATURES: - Spaced Repetition: Use scientifically-proven spaced repetition techniques to enhance memory retention. - Custom Categories: Organize your study material into intuitive categories like 'History', 'Spanish', and 'Computer Science'. - Flexible Planning: Choose between short, medium, or long study plans according to your needs. Join the thousands who have transformed their learning habits. Download Spacey now! Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy policy: https://docs.google.com/document/d/14BRQtDR4D-2-McDr6PpwPzGZSS0gdMtw/edit?usp=sharing&ouid=112512807375102253305&rtpof=true&sd=true

Screenshots

Shiftin4 screens
Spaced Repetition by Spacey4 screens

Verdict

The call

The clearest difference is in-app purchases: Shiftin at none against Spaced Repetition by Spacey's 4. Shiftin also leads on iOS requirement (13.0 vs 16.0). Spaced Repetition by Spacey's advantage is update cadence (every 5 weeks vs every 5 months). On price, 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. Spaced Repetition by Spacey sells 4 in-app purchases, starting at $3.99 per month. Shiftin asks for nothing beyond the download.

UpkeepUpdate frequency

Shiftin ships an update every 5 months, Spaced Repetition by Spacey every 5 weeks. Both last shipped on November 3, 2026.

Scorecard3 real differences · 7 level
Shiftin versus Spaced Repetition by Spacey: the parameters behind the verdict, then further details
ParameterShiftinSpaced Repetition by Spacey
PriceFreeFree
Rating—5.0 (2 ratings) — better
Positive reviews—80.0% of reviews
Number of ratings—2 — better
Update frequencyEvery 5 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better16.0
Further details — not scored
Size47 MB28 MB
Age rating4+4+
DeveloperSmart ID Dynamics S.A.Hubert Sosnicki

In-app purchases

None

Shiftin

No in-app purchases

4 purchases

Spaced Repetition by Spacey

Subscriptions2
  • Monthly$3.991 Month
  • Annual7 Days trial$29.991 Year
One-time2
  • Lifetime$24.99
  • Lifetime$49.99

Questions

Is Shiftin free?
Shiftin is free to download, with no in-app purchases.
Is Spaced Repetition by Spacey free?
Spaced Repetition by Spacey is free to download, with in-app purchases available.
Do Shiftin or Spaced Repetition by Spacey have ads?
Neither Shiftin nor Spaced Repetition by Spacey shows ads.
Which is updated more often, Shiftin or Spaced Repetition by Spacey?
Shiftin ships an update every 5 months, and Spaced Repetition by Spacey every 5 weeks. Most recently, Shiftin was updated on November 3, 2026 and Spaced Repetition by Spacey on November 3, 2026.

Other comparisons