Comparison

CalcFormula vs RVLock Keyless

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

Head to head
About

CalcFormula

Features
Read full description

CalcFormula is a formula calculator designed for study and work. It helps you save frequently used expressions, reuse them anytime, and reduce repetitive typing and recalculation. Create and manage your own formula entries, then input variable values to get results instantly. For complex expressions, CalcFormula provides clear formula display and editing so you can verify structure and avoid input mistakes. Whether you are reviewing for school, doing engineering conversions, making financial estimates, or handling daily repeated calculations, CalcFormula helps you build a reusable personal formula library. Key Features: Formula Management: Create, edit, and delete formulas in one place Variable Input: Enter parameter values and calculate in real time Formula Display: Readable rendered formula preview Common Formula Library: Built-in references for quick access Local Data: Your formulas are stored locally on your device

About

RVLock Keyless

This app allows you to unlock your RV or travel trailer using your smartphone. It connects to a keyless RVLock system, offering a convenient alternative to traditional keys. Manage your RV's access with your phone, FOB, or keypad.

Highlights
  • Unlock RV with smartphone
  • Connects to keyless RVLock
  • Use FOB, keypad, or smartphone
  • Replaces traditional keys
  • BT Pro+ upgrade integration
Features
Read full description

RVLock is the Original and #1 best-selling keyless RV solution in the world. With the RVLock Keyless app – your phone can now unlock your RV or travel trailer! Download the RVLock Keyless app and connect your keyless RVLock with a simple "lock and unlock" screen via the BT Pro+ upgrade. Say goodbye to the days when a lost key could ruin your day. The RVLock Keyless app combines our unique keyless handle solution with your everyday smartphone. Now use your FOB, keypad, or smartphone to lock and unlock your RVLock Keyless product.

Screenshots

CalcFormula4 screens
RVLock Keyless4 screens

Verdict

The call

The clearest difference is in-app purchases: RVLock Keyless at none against CalcFormula's 1. RVLock Keyless also leads on iOS requirement (15.1 vs 26.0). 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. CalcFormula sells 1 one-off in-app purchase. RVLock Keyless asks for nothing beyond the download.

Scorecard2 real differences · 8 level
CalcFormula versus RVLock Keyless: the parameters behind the verdict, then further details
ParameterCalcFormulaRVLock Keyless
PriceFreeFree
Rating—2.8 (5 ratings) — better
Positive reviews—0.0% of reviews
Number of ratings—5 — better
Update frequency—Every 2 months
AdsNoNo
In-app purchasesYesNo — better
Monetization—Free
DevicesiPhone, iPadiPhone, iPod
Requires iOS26.015.1 — better
Further details — not scored
Size16 MB34 MB
Age rating4+4+
Developer仲达 夏RVLock & Co LLC

In-app purchases

1 purchases

CalcFormula

One-time1
  • CalcFormula PRO$0.99
None

RVLock Keyless

No in-app purchases

Questions

Is CalcFormula free?
CalcFormula is free to download, with in-app purchases available.
Is RVLock Keyless free?
RVLock Keyless is free to download, with no in-app purchases.
Do CalcFormula or RVLock Keyless have ads?
Neither CalcFormula nor RVLock Keyless shows ads.

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