Comparison

Smart Charge vs Stud Finder

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

Head to head
About

Smart Charge

This app helps electric vehicle owners find and manage charging stations. It categorizes stations as public, semi-public, or private, catering to various user needs and access levels.

Highlights
  • Find public charging stations
  • Manage semi-public charging
  • Access private charging
  • Supports various station types
  • EV charging network information
Features
Read full description

Smart Charge supports three types of charging stations: Public: Charging stations that can be viewed and used by any EV drivers based on the EV charging network agreement. E.g: Municipalities, Retailers, Restaurant, Hotels… Semi-Public: Group of charging stations that can be used by a limited group of EV drivers. E.g. Companies with employees, Apartment with shared charging stations. Private: Charging stations that can only be used by one EV Driver. E.g. Tenant or Landlord which use a shared parking environment with specific parking space. https://www.smart-charge.com.au

About

Stud Finder

Easily detect metal objects like nails, screws, and wiring hidden within walls. Simply hold your phone against the surface and move it; the app will alert you with a beep and a visual indicator when metal is detected.

Highlights
  • Detects metal in walls
  • Finds nails, screws, wiring
  • Audible beep alert
  • Visual indicator
  • Easy to use
Read full description

Stud Finder - Metal Detector The app is used to find metal elements in the wall: nails, screws, wiring, etc. How it works: 1. Turn on the app 2. Place the back of your phone against a wall 3. Start moving the phone along the wall 4. If there is metal in the wall, you will hear a beep and the indicator on the phone will turn red It is important to know that the application may not work with older phone models Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula

Screenshots

Smart Charge4 screens
Stud Finder4 screens

Verdict

The call

The clearest difference is in-app purchases: Smart Charge at none against Stud Finder's 7. Smart Charge also leads on ads (none vs shown). On price, review sentiment, update cadence 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. Stud Finder sells 7 in-app purchases, starting at $3.99 per 7 days. Smart Charge asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 19, 2026 and October 30, 2026 respectively.

Scorecard3 real differences · 7 level
Smart Charge versus Stud Finder: the parameters behind the verdict, then further details
ParameterSmart ChargeStud Finder
PriceFreeFree
Rating—4.4 (532 ratings) — better
Positive reviews33.3% of reviews35.6% of reviews — better
Number of ratings—532 — better
Update frequencyEvery 2 monthsEvery 2 months
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better16.4
Further details — not scored
Size100 MB49 MB
Age rating4+4+
DeveloperSaascharge IncAndrei Nemtsou

Customer experience

Smart Charge

Written reviews3 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

Stud Finder

All ratings530 ratings
Positive86.2%
Neutral2.5%
Negative11.3%
Written reviews45 reviews
Positive35.6%
Neutral0.0%
Negative64.4%

Bugs and requests

Smart Charge

Not enough reviews yet to summarise bugs or requests.

Stud Finder

Reported bugs

9 issues
  • Doesn't work on iPhone 15
  • Doesn't work on iPhone 16 Pro Max
  • Doesn't work on iPhone 16
  • App shows 72 and beeps constantly
  • App doesn't detect studs even when held over them
Show 4 more
  • App only finds radiators, not electrical wires
  • App won't load, shows only ads
  • App tries to sell cryptocurrency
  • App only finds metal, not wood studs

Requested features

2 requests
  • Specify compatible iPhone models
  • Clearer cancellation process for subscriptions

In-app purchases

None

Smart Charge

No in-app purchases

7 purchases

Stud Finder

Subscriptions6
  • Premium Weekly$3.997 Days
  • Welcome One-Time Offer$4.991 Month
  • Welcome One-Time Offer$5.991 Month
Show 3 more
  • Premium Monthly$7.991 Month
  • Premium Annual$9.991 Year
  • Premium Annual$19.991 Year
One-time1
  • Lifetime Premium$19.99

Questions

Is Smart Charge free?
Smart Charge is free to download, with no in-app purchases.
Is Stud Finder free?
Stud Finder is free to download, with in-app purchases available.
Do Smart Charge or Stud Finder have ads?
Stud Finder shows ads; Smart Charge does not.
Which is updated more often, Smart Charge or Stud Finder?
Smart Charge ships an update every 2 months, and Stud Finder every 2 months. Most recently, Smart Charge was updated on October 19, 2026 and Stud Finder on October 30, 2026.

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