ShiftLock
Store data observed · From public App Store data · How we score apps
- Reference
- App Store
- United States
- 3.241 ratings
- Paid $6.99
- Updated
- Observed
Est. monthly revenue
Estimated$700–$2.9KEst. (Modelled estimate, not reported data)Modelled estimate, not reported data#39 in its category (paid) ≈ 7 downloads/day × $7.69 per download
Est. monthly downloads
Estimated110–320Est. (Modelled estimate, not reported data)Modelled estimate, not reported data#39 in Reference
90-day growth
—not enough history yet
Opportunity score
AI-derived51/100Moderate · low confidence
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About ShiftLockObserved
ShiftLock is a Reference app by Mark Knowles on the United States App Store. Released Feb 19, 2016; last updated Dec 4, 2025 (version 3.0). ShiftLock costs $6.99 to download.
As of Oct 8, 2026, ShiftLock has a 3.2-star average rating from 41 ratings on the United States App Store and ranks #39 on the Reference top chart. MRRBeam rates the success of ShiftLock 25/100 (early stage).
Large database of USA, European, and foreign models from 1985 up to the most recent electronic shifts. No more fumbling at the scene of a wreck, or wasted time chasing down customer’s keys. Your PPIs just got easier. With this app, you always have an alternative to dragging.
- Success score
- 25/100 Early stage
- In Reference
- Outside the top 100
- Chart position
- #39 in Referenceon Oct 8, 2026
- Developer
- Mark Knowles
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The most successful Reference apps MRRBeam tracks in the United States.
ShiftLock: common questions
- What is ShiftLock?
- ShiftLock is a Reference app developed by Mark Knowles, available on the App Store. It was first released on Feb 19, 2016.
- How is ShiftLock rated?
- ShiftLock has a 3.2-star average rating from 41 ratings on the United States App Store as of Oct 8, 2026.
- How much money does ShiftLock make?
- MRRBeam estimates ShiftLock makes about $700–$2.9K a month in revenue from 110–320 downloads a month, based on its #39 position on the Reference paid chart. This is a modelled estimate, not reported data.
- How many downloads does ShiftLock get?
- About 110–320 downloads a month, by MRRBeam's estimate from its chart position. Apple does not publish download counts.
- How much does ShiftLock cost?
- ShiftLock costs $6.99 to download.
- Is ShiftLock successful?
- On Oct 8, 2026, ShiftLock ranked #39 on the Reference top chart. MRRBeam rates the success of ShiftLock 25/100 (early stage). The success score combines rating volume, chart position and average rating.
- When was ShiftLock last updated?
- ShiftLock was last updated on Dec 4, 2025 (version 3.0).
- What are alternatives to ShiftLock?
- Similar Reference apps tracked by MRRBeam include Bible, Bible Chat: Daily Devotional, Translate Now - AI Translator, Hallow: Prayer & Meditation and Sky Guide.
- Is there room to build a competitor to ShiftLock?
- MRRBeam's opportunity score for ShiftLock is 51/100. Unusually low review density with high revenue per download and a weak 3.2★ rating.