Comparison

CARL app vs Let Bob

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

Head to head
About

CARL app

Access sophisticated hedge fund investment strategies previously unavailable to the general public. Build, test, and invest in your own quant hedge fund portfolios with customizable risk and return objectives. Offers real-time performance updates and flexible liquidity.

Highlights
  • Hedge fund investment strategies
  • Quant hedge fund portfolio building
  • Customizable risk and return
  • Technology and data-driven strategies
  • Low minimum investments
  • Real-time performance updates
  • Monthly liquidity
Features
Read full description

Grow your wealth with investment strategies not available anywhere else. For the first time, CARL is making Hedge Fund Investment Strategies available to millions who have never before had access to these types of sophisticated investment options. Invest in top performing quant hedge funds previously only available to high net worth individuals and institutional investors. Build, test, and invest in your own quant hedge fund portfolio. Select your level of risk, return objective, and allocate your capital on the strategies that you are most comfortable with. CARL features: Technology & data-driven investment strategies 5 minute sign-up Low minimums Portfolio tools Risk-adjusted investment strategies Real-time performance updates Start and stop whenever you want with monthly liquidity Comprehensive safety and security features Ready to invest? Learn more at investwithcarl.com Questions? Contact us at info@investwithcarl.com. DISCLAIMER Due to SEC regulations, CARL, Inc. funds are available only to accredited investors. CARL, Inc. is providing this application for informational purposes only. Nothing contained in this application is intended to constitute, or should be deemed to be, an offer to sell or solicitation of an offer to buy any security or investment, financial advisory, legal, tax, accounting or other professional advice to you or any other party, or be an opinion of the appropriateness or suitability of any investment. This application and its content is intended for general informational purposes only and should not be acted upon without first obtaining financial advisory, legal, tax, accounting or other professional advice from your consultant or other professional with respect to your own personal investment objectives, financial circumstances, and needs. Neither historical simulations nor past return performance are necessarily indicative of future returns.

About

Let Bob

Features
Read full description

Invest Smarter with Bob Robo Advisor Elevate your investment game with Bob, your expert Robo Advisor. Utilizing advanced models crafted by top financial experts, Bob ensures you invest with unmatched confidence. Strategic Partnerships Through alliances with Invesco, Dorsey Wright, and OneAscent, Bob grants you access to elite Wall Street investment strategies, placing the best market positions within your reach. Personalized for You Bob tailors your investing experience to fit your unique risk tolerance and expertise, guiding both beginners and seasoned investors towards their financial aspirations. Commission-Free Trading Enjoy commission-free trading for accounts under $1000, as part of our mission to make premium investing accessible to everyone. Join the Investment Revolution With Bob, investing is intelligent, personalized, and inclusive. Download now and be part of a movement democratizing investing for all. Disclosures Let Bob Advisory, LLC (“Let Bob Advisory”) is a registered investment adviser with the Securities and Exchange Commission (“SEC”) Information provided on this website is not intended as tax or legal advice and should not be relied on as such. You are encouraged to seek tax or legal advice from an independent professional. Investments and/or investment strategies involve risk including the possible loss of principal. There is no assurance that any investment strategy will achieve its objectives. Past performance does not guarantee future results, and the likelihood of investment outcomes are hypothetical in nature. Let Bob Advisory is not affiliated with or endorsed by the Social Security Administration or any other government agency. A copy of Let Bob Advisory’s current written disclosure statement (“Form ADV Part 2A”) discussing its business operations, services, and fees is available on the SEC’s website at www.adviserinfo.sec.gov. Additional information is available in or Client Relationship Summary. Let Bob Advisory does not make any representations or warranties as to the accuracy, timeliness, suitability, completeness, or relevance of any information prepared by any unaffiliated third party, whether linked to Let Bob Advisory’s website or incorporated herein and takes no responsibility therefore.

Screenshots

CARL app4 screens
Let Bob4 screens

Verdict

The call

The clearest difference is ads: CARL app at none against Let Bob's shown. Let Bob's advantage is update cadence (every 4 days vs every 6 weeks) and iOS requirement (12.4 vs 15.6). On price, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

CARL app ships an update every 6 weeks, Let Bob every 4 days. The most recent releases landed on June 4, 2026 and September 19, 2026 respectively.

Scorecard3 real differences · 7 level
CARL app versus Let Bob: the parameters behind the verdict, then further details
ParameterCARL appLet Bob
PriceFreeFree
Rating4.2 (15 ratings) — better
Positive reviews0.0% of reviews
Number of ratings15 — better
Update frequencyEvery 6 weeksEvery 4 days — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.612.4 — better
Further details — not scored
Size29 MB46 MB
Age rating4+4+
DeveloperCARL, Inc.Let Bob

In-app purchases

None

CARL app

No in-app purchases

None

Let Bob

No in-app purchases

Questions

Is CARL app free?
CARL app is free to download, with no in-app purchases.
Is Let Bob free?
Let Bob is free to download, with no in-app purchases.
Do CARL app or Let Bob have ads?
Let Bob shows ads; CARL app does not.
Which is updated more often, CARL app or Let Bob?
CARL app ships an update every 6 weeks, and Let Bob every 4 days. Most recently, CARL app was updated on June 4, 2026 and Let Bob on September 19, 2026.

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