Comparison

Nautilus Research vs Predictions.io

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

Head to head
About

Nautilus Research

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Nautilus Investment Research partners with the world’s most sophisticated investors to provide actionable analysis based on empirical observation, articulated with vibrant visuals, and detailed forecasts. Version 1.1.4 supports two main functionalities: 1. Chart of the Day(free) A daily chart with a brief description of the market and a trade idea. 2. Notes(standard subscription required) To extract maximum value from Nautilus Research, the team highly recommends engaging with our Daily Notes. These succinct notes feature a blend of explanatory text, data-driven observations, and illustrated charts. They serve as a platform where our analysts and strategists address the most timely and relevant questions. Terms of Use: https://www.nautilus-research.com/terms-and-policy

About

Predictions.io

Features
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Discover, analyze, and compete in financial prediction markets. predictions.io gives you the tools to find opportunities, track outcomes, and sharpen your forecasting edge β€” all in one place. MARKET ANALYTICS Deep analytical tools built specifically for prediction markets. Charts, trends, and historical data to inform smarter predictions. Spot opportunities before the crowd does. SOCIAL PREDICTIONS See what other forecasters are predicting in real time. Compare your views against the community consensus. Build a track record and establish your reputation. FIND YOUR EDGE Identify price opportunities on different markets. Filter and explore markets across categories. Stay ahead with a platform built for serious forecasters. Whether you're an experienced analyst or just getting started with prediction markets, predictions.io gives you the analytical depth and social context to make better calls. Make your prediction. Prove your edge.

Screenshots

Nautilus Research4 screens
Predictions.io4 screens

Verdict

The call

The clearest difference is in-app purchases: Predictions.io at none against Nautilus Research's 2. Nautilus Research's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Nautilus Research sells 2 in-app purchases, starting at $199.00 per month. Predictions.io asks for nothing beyond the download.

UpkeepUpdate frequency

Nautilus Research ships an update every 6 days, Predictions.io every 9 days. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

Scorecard2 real differences Β· 4 level
Nautilus Research versus Predictions.io: the parameters behind the verdict, then further details
ParameterNautilus ResearchPredictions.io
PriceFreeFree
Update frequencyEvery 6 days β€” betterEvery 9 days
AdsNoNo
In-app purchasesYesNo β€” better
DevicesiPhone, iPad, iPod β€” betteriPhone, iPod
Requires iOS13.0 β€” better15.0
Further details β€” not scored
Size21 MB48 MB
Age rating4+17+
DeveloperNautilus Capital LLCquestimations.com

In-app purchases

2 purchases

Nautilus Research

Subscriptions2
  • Standard Membership14 Days trial$199.001 Month
  • Do Not Purchase(Legacy)$199.001 Month
None

Predictions.io

No in-app purchases

Questions

Is Nautilus Research free?
Nautilus Research is free to download, with in-app purchases available.
Is Predictions.io free?
Predictions.io is free to download, with no in-app purchases.
Do Nautilus Research or Predictions.io have ads?
Neither Nautilus Research nor Predictions.io shows ads.
Which is updated more often, Nautilus Research or Predictions.io?
Nautilus Research ships an update every 6 days, and Predictions.io every 9 days. Most recently, Nautilus Research was updated on October 30, 2026 and Predictions.io on October 25, 2026.

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