Comparison

Goji Mobile vs SF Study

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

Head to head
About

Goji Mobile

Easily compare cell phone plans, coverage, and deals from over 100 carriers. Shop for unlocked and refurbished phones, and check network speeds before you commit. Make informed decisions to save money and improve your mobile service.

Highlights
  • Compare 100+ carriers and 1,000+ plans
  • Shop unlocked and refurbished phones
  • Real-time coverage insights
  • Network speed meter for any address
  • Side-by-side deal comparison
Features
Read full description

Stop overpaying for wireless. Goji is the Expedia of phone plans and deals, helping you compare carriers, coverage, prices, and promotions all in one place. Whether you’re looking to lower your monthly bill, switch carriers, upgrade your phone, or find better coverage, Goji makes it easy to see your options and find the right deal. COMPARE HUNDREDS OF PHONE PLANS ... FAST Shop plans from all the top carriers, from the biggest names to lesser-known options that could save you hundreds a year. FIND THE BEST PHONE DEALS Compare the latest iPhone, Samsung Galaxy, Google Pixel, and other phone deals from major carriers. CHECK COVERAGE BEFORE YOU SWITCH See how carriers perform where it matters most — at home, work, school, or anywhere else you spend your time. TEST YOUR SPEED Check expected speeds at any address so you know what to expect for streaming, scrolling, gaming, and more. SHOP TRAVEL eSIMS Heading abroad? Find travel eSIMs and stay connected without expensive international roaming charges. SKIP THE WIRELESS FINE PRINT We break down prices, promotions, and plan details so you can compare your options without decoding carrier jargon. Better plan. Better deal. Better coverage. Goji helps you find all three.

About

SF Study

This app provides parents of youth with Autism Spectrum Disorder (ASD) with resources to learn about and discuss various topics. It aims to facilitate communication and understanding between parents and their children.

Highlights
  • Learn about topics relevant to youth with ASD
  • Facilitate communication with youth
  • Support for parents of children with ASD
  • Resource hub for ASD-related discussions
Read full description

SF Study - Parent Hub helps parents of youth with ASD learn about and talk to their youth regarding various topics. --------------------------------------- PRIVACY POLICY: https://dfusioninc.com/privacy.html CONTACT SUPPORT: https://dfusioninc.com/connect/

Screenshots

Goji Mobile4 screens
SF Study3 screens

Verdict

The call

The clearest difference is rating: SF Study at 5.0 against Goji Mobile's 4.0. Goji Mobile's advantage is ratings volume (13 vs 1). On price, update cadence, 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

SF Study holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Goji Mobile has 13 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Goji Mobile ships an update every 4 weeks, SF Study every 6 weeks. Both last shipped on November 4, 2026.

Scorecard2 real differences · 8 level
Goji Mobile versus SF Study: the parameters behind the verdict, then further details
ParameterGoji MobileSF Study
PriceFreeFree
Rating4.0 (13 ratings)5.0 (1 ratings) — better
Positive reviews70.0% of reviews—
Number of ratings13 — better1
Update frequencyEvery 4 weeks — betterEvery 6 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.014.0 — better
Further details — not scored
Size23 MB26 MB
Age rating17+4+
DeveloperTelcoDR Inc.dfusion, Inc

Customer experience

Goji Mobile

All ratings13 ratings
Positive76.9%
Neutral0.0%
Negative23.1%
Written reviews10 reviews
Positive70.0%
Neutral0.0%
Negative30.0%

SF Study

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

In-app purchases

None

Goji Mobile

No in-app purchases

None

SF Study

No in-app purchases

Questions

Is Goji Mobile free?
Goji Mobile is free to download, with no in-app purchases.
Is SF Study free?
SF Study is free to download, with no in-app purchases.
Which has better reviews, Goji Mobile or SF Study?
SF Study is rated higher. Goji Mobile averages 4.0 out of 5 from 13 ratings, while SF Study averages 5.0 from 1 ratings.
Do Goji Mobile or SF Study have ads?
Neither Goji Mobile nor SF Study shows ads.
Which is updated more often, Goji Mobile or SF Study?
Goji Mobile ships an update every 4 weeks, and SF Study every 6 weeks. Most recently, Goji Mobile was updated on November 4, 2026 and SF Study on November 4, 2026.

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