Comparison

Bad Elf Flex vs The CHAD

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

Head to head
About

Bad Elf Flex

This utility app enhances the functionality of Bad Elf Flex and Flex Mini GNSS receivers. It allows users to monitor hardware health, adjust settings, and update firmware. For the Flex model, it also enables the purchase and application of tokens for advanced features and correction sources like SBAS and RTK.

Highlights
  • Monitor GNSS receiver health
  • Change hardware settings
  • Perform firmware updates
  • Purchase and load Flex Tokens
  • Enable hardware-based features
  • Access correction sources
Features
Read full description

This is the free companion utility app for the flexible, intuitive, and affordable Bad Elf Flex and Flex Mini GNSS receivers. Designed for GIS and survey professionals, the Bad Elf Flex and Flex Mini connect to your iPhone or iPad via Bluetooth and provide high-accuracy location data to ANY and ALL field data collection apps in your workflow. This app allows you to view the health of the Flex and Flex Mini hardware, change settings, and perform firmware updates. For the Bad Elf Flex, the app also supports purchasing and loading Flex Tokens into the hardware for enabling hardware-based features and correction sources. Several correction sources are supported including SBAS, RTK via NTRIP, and Atlas (L-band) satellite corrections. Visit https://bad-elf.com/ to learn more about the Bad Elf Flex and Flex Mini GNSS receivers. NOTES: * This app requires a Bad Elf Flex or Flex Mini to operate. * Our "Bad Elf GPS" companion app supports our legacy mapping-grade receivers: Bad Elf GPS Pro, GPS Pro+, Surveyor, and GPS for Lightning dongle. * Continued use of the GPS running in the background can dramatically decrease battery life.

About

The CHAD

A secure field mapping tool designed for mapping invasive species activities. Access is restricted to authorized personnel from participating organizations.

Highlights
  • Secure field mapping
  • Invasive species activity tracking
  • On-the-go mapping
  • Restricted access
  • Wildlife monitoring
Features
Read full description

The CHAD is a secure field mapping tool to map the invasive species activities on the go. Access is restricted to personnel from participating organizations.

Screenshots

Bad Elf Flex4 screens
The CHAD4 screens

Verdict

The call

The clearest difference is rating: The CHAD at 5.0 against Bad Elf Flex's 3.6. The CHAD also leads on update cadence (every 4 weeks vs every 3 months). Bad Elf Flex's advantage is ratings volume (14 vs 1). On price, ads, in-app purchases and monetization model 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

The CHAD holds the better App Store score, 5.0 against 3.6. That said, the two scores are not equally well evidenced: Bad Elf Flex has 14 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Bad Elf Flex ships an update every 3 months, The CHAD every 4 weeks. The most recent releases landed on September 9, 2026 and September 19, 2026 respectively.

Scorecard3 real differences · 7 level
Bad Elf Flex versus The CHAD: the parameters behind the verdict, then further details
ParameterBad Elf FlexThe CHAD
PriceFreeFree
Rating3.6 (14 ratings)5.0 (1 ratings) — better
Positive reviews40.0% of reviews—
Number of ratings14 — better1
Update frequencyEvery 3 monthsEvery 4 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.5 — better16.6
Further details — not scored
Size32 MB41 MB
Age rating4+4+
DeveloperBad Elf, LLC.Motivf

Customer experience

Bad Elf Flex

All ratings14 ratings
Positive57.1%
Neutral14.3%
Negative28.6%
Written reviews5 reviews
Positive40.0%
Neutral0.0%
Negative60.0%

The CHAD

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Bad Elf Flex

No in-app purchases

None

The CHAD

No in-app purchases

Questions

Is Bad Elf Flex free?
Bad Elf Flex is free to download, with no in-app purchases.
Is The CHAD free?
The CHAD is free to download, with no in-app purchases.
Which has better reviews, Bad Elf Flex or The CHAD?
The CHAD is rated higher. Bad Elf Flex averages 3.6 out of 5 from 14 ratings, while The CHAD averages 5.0 from 1 ratings.
Do Bad Elf Flex or The CHAD have ads?
Neither Bad Elf Flex nor The CHAD shows ads.
Which is updated more often, Bad Elf Flex or The CHAD?
Bad Elf Flex ships an update every 3 months, and The CHAD every 4 weeks. Most recently, Bad Elf Flex was updated on September 9, 2026 and The CHAD on September 19, 2026.

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