Comparison

Kristal vs ddbx.us

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

Head to head
About

Kristal

Invest in global opportunities with curated ETFs, algorithm-managed portfolios, and private market access. Offers personalized investment plans and professional wealth management services for both everyday and accredited investors.

Highlights
  • Global investment opportunities
  • Curated ETFs and algorithm-managed portfolios
  • Private market investments
  • Personalized investment plans
  • Professional wealth management
  • Portfolio dashboard and market updates
Features
Read full description

Searching for trending investments from around the world? They’re all on Kristal.AI. Now with a brand new look and feel ! We offer a vast range of investments for Accredited Investors. From award-winning funds to alternative and impact investments, and private equities. Legacy planning option is also available through our family office arm. For everyday investors, we have 200+ ETFs curated to sector themes, and algorithm-managed portfolios. The portfolios will be automatically rebalanced to help you get started with ease. With the Kristal.AI mobile app, you get your portfolio dashboard, market updates, and latest investment opportunities on-the-go. What you will love about Kristal Private Wealth account: We add investment ideas regularly. Explore new investments by speaking to your Kristal Advisor. Access private market investments which are usually reserved for the ultra-high-net-worth individuals. Unbiased advice and timely market insights from your dedicated Kristal Advisor. Optimise your investment performance. We administrate your assets invested for you to have a clearer picture of your wealth. Boost your investment performance, through leverage or margin trading. Option to fully trust us to grow and manage your wealth. With a fully discretionary mandate, our Advisors make investment decisions on your behalf through discretionary mandates. All the powerful tools and features available in the account. What you will love about Kristal Retail account: Personalise your investment portfolio using our advisory algorithm. Simply input your investing goals, risk tolerance and time horizon to get started. Automate your investments through a Systematic Investment Plan. Flexibility to choose your investments, even in an algorithm-generated portfolio. Kristal.AI management fee starts from 0.3% per annum that begins at the first investment. You can easily top-up and withdraw funds through the online portal We are a regulated entity. Headquartered in Singapore, with offices in Hong Kong and India, we are licensed by MAS, SFC and SEBI. We hold clients' funding in DBS (Trustee Bank), and assets in Saxo Markets and Interactive Brokers (Custodian). Media & Press: https://kristal.ai/blogs Love Kristal.AI? Follow us on LinkedIn: https://www.linkedin.com/company/kristal.ai

About

ddbx.us

Features
Read full description

ddbx tracks US insider stock transactions as they happen.ddbx tracks US insider stock transactions as they happen. Every Form 4 filing is scored against a 6-point checklist: who bought, how much, and whether the context supports conviction. Live push alerts for new filings. Conviction ratings from Routine to Significant. Performance tracking vs market benchmarks. Filters for standout trades. Track how each deal performs against the S&P 500, Nasdaq, or global indices over time. See which insiders were right and which were not. No tips, no predictions. Just scored data so you can think for yourself. A subscription is required to access all content. New users can start with a 7-day free trial, then choose a monthly or annual plan. Prices are shown in-app. Terms of Use (EULA): https://ddbx.us/terms Privacy Policy: https://ddbx.us/privacy

Screenshots

Kristal4 screens
ddbx.us4 screens

Verdict

The call

The clearest difference is in-app purchases: Kristal at none against ddbx.us's 2. Kristal also leads on device support (3 vs 1). ddbx.us's advantage is update cadence (every 3 days vs fortnightly). On price, ads and iOS requirement 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. ddbx.us sells 2 in-app purchases, starting at $0.99 per month. Kristal asks for nothing beyond the download.

UpkeepUpdate frequency

Kristal ships an update fortnightly, ddbx.us every 3 days. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

Scorecard3 real differences · 7 level
Kristal versus ddbx.us: the parameters behind the verdict, then further details
ParameterKristalddbx.us
PriceFreeFree
Rating3.8 (4 ratings) — better—
Positive reviews65.0% of reviews—
Number of ratings4 — better—
Update frequencyFortnightlyEvery 3 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS1616.0
Further details — not scored
Size68 MB36 MB
Age rating4+4+
DeveloperKristalJonathan Willington

In-app purchases

None

Kristal

No in-app purchases

2 purchases

ddbx.us

Subscriptions2
  • ddbx Monthly$0.991 Month
  • ddbx Annual7 Days trial$4.991 Year

Questions

Is Kristal free?
Kristal is free to download, with no in-app purchases.
Is ddbx.us free?
ddbx.us is free to download, with in-app purchases available.
Do Kristal or ddbx.us have ads?
Neither Kristal nor ddbx.us shows ads.
Which is updated more often, Kristal or ddbx.us?
Kristal ships an update fortnightly, and ddbx.us every 3 days. Most recently, Kristal was updated on November 6, 2026 and ddbx.us on November 5, 2026.

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