Comparison

FVAG vs PROG_CALC

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

Head to head
About

FVAG

This diagnostic scanner app provides comprehensive vehicle checks for VW, Audi, Skoda, and Seat models. It's a compact and user-friendly tool that allows operation and diagnosis directly from a mobile phone. The app offers numerous special functions for in-depth vehicle maintenance and troubleshooting.

Highlights
  • Comprehensive vehicle scanning
  • Special functions (Throttle Adaptation, Immobilizer, etc.)
  • Mobile phone operation
  • Compact and easy to use
  • Free for life
Read full description

FVAG is one of the most comprehensive and cost-effective scanners for VW, Audi, Skoda, and Seat. The scanner is extremely small and easy to use. Customer can operate and diagnose on his mobile phone, and the APP is totally free for life. More importantly, FVAG provides tons of special functions including Throttle Adaptation, Immobilizer, Actuation Test, Transmission Test, Service Reset and many more.

About

PROG_CALC

This app offers a programmable calculator with two distinct modes for daily computing and advanced mathematical functions. It supports system conversions between binary, octal, decimal, and hexadecimal, and allows for variable storage and code sharing.

Highlights
  • Basic and advanced calculation modes
  • Syntax parser
  • Variable storage and editing
  • Binary, octal, decimal, hexadecimal conversion
  • Built-in code examples
  • Code sharing via QR code or file
Read full description

The programming calculator provides two modes of operation. It has built-in basic operation functions, syntax parser, and supports a variety of application scenarios. 【Basic calculation】 Basic mode provides basic calculator functions for daily computing applications. 【Mathematical function】 Built-in rich mathematical functions, easy to implement basic calculations. 【Variable Storage】 Provides variable storage function, can store intermediate calculation results in basic mode, import and export with one key during application, and edit mode provides variable browsing function to easily grasp calculation results. 【System conversion】 Support binary, octal, decimal, hexadecimal conversion to meet the computing needs of different platforms. 【Code Example】 With built-in code writing examples, you can easily learn computing methods and expand application scenarios. 【Code Sharing】 The code can be shared through a QR code or a file, and the application also supports reading files directly, or scanning a QR code, which can be written on a computer and applied on a mobile phone.

Screenshots

FVAG3 screens
PROG_CALC4 screens

Verdict

The call

The clearest difference is review sentiment: PROG_CALC at 100% against FVAG's 25%. PROG_CALC also leads on rating (5.0 vs 1.0) and update cadence (every 2 weeks vs every 5 weeks). FVAG's advantage is iOS requirement (11.0 vs 13). On price, ratings volume, ads and in-app purchases 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.

ReceptionRating · Positive reviews · Number of ratings

PROG_CALC holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 25% of FVAG's written reviews are positive against 100% of PROG_CALC's.

UpkeepUpdate frequency

FVAG ships an update every 5 weeks, PROG_CALC every 2 weeks. Both last shipped on November 3, 2026.

Scorecard5 real differences · 5 level
FVAG versus PROG_CALC: the parameters behind the verdict, then further details
ParameterFVAGPROG_CALC
PriceFreeFree
Rating1.0 (1 ratings)5.0 (2 ratings) — better
Positive reviews25.0% of reviews100.0% of reviews — better
Number of ratings12 — better
Update frequencyEvery 5 weeksEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, iPod, Mac — better
Requires iOS11.0 — better13
Further details — not scored
Size18 MB78 MB
Age rating4+4+
Developer深圳市爱夫卡科技有限公司嘉欣 胡

Customer experience

FVAG

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews4 reviews
Positive25.0%
Neutral0.0%
Negative75.0%

PROG_CALC

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

FVAG

No in-app purchases

None

PROG_CALC

No in-app purchases

Questions

Is FVAG free?
FVAG is free to download, with no in-app purchases.
Is PROG_CALC free?
PROG_CALC is free to download, with no in-app purchases.
Which has better reviews, FVAG or PROG_CALC?
PROG_CALC is rated higher. FVAG averages 1.0 out of 5 from 1 ratings, while PROG_CALC averages 5.0 from 2 ratings.
Do FVAG or PROG_CALC have ads?
Neither FVAG nor PROG_CALC shows ads.
Which is updated more often, FVAG or PROG_CALC?
FVAG ships an update every 5 weeks, and PROG_CALC every 2 weeks. Most recently, FVAG was updated on November 3, 2026 and PROG_CALC on November 3, 2026.

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