SumBuddy vs Predictions.io
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
SumBuddy
Easily divide expenses for group outings or shared living without complex calculations. Input bill details, and the app automatically calculates tax, tip, and individual shares. Send clear summaries to everyone involved.
- Bill splitting
- Tax calculation
- Tip calculation
- Individual share calculation
- Itemized splitting
- Summary generation
Read full descriptionHide full description
No spreadsheets. No sign-ins. No calculators flying around the table. Just open the app, enter whatβs on the bill, and let us handle the rest: tax, tip, and who owes what. Perfect for dinners out, weekend trips, or everyday life with roommates. Split evenly, by item, or however fits best. Then send everyone a clean, simple summary that actually makes sense. Easy, clear, and honestly a relief.
Predictions.io
Read full descriptionHide full description
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
Verdict
The clearest difference is update cadence: Predictions.io at weekly against SumBuddy's every 4 months. SumBuddy's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
SumBuddy ships an update every 4 months, Predictions.io weekly. The most recent releases landed on September 26, 2026 and September 27, 2026 respectively.
| Parameter | SumBuddy | Predictions.io |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | β |
| Update frequency | Every 4 months | Weekly β better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | β |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 β better | 15.0 |
| Further details β not scored | ||
| Size | 23 MB | 48 MB |
| Age rating | 4+ | 17+ |
| Developer | Yin Yin Huang | questimations.com |
In-app purchases
SumBuddy
No in-app purchases
Predictions.io
No in-app purchases
Questions
Is SumBuddy free?
Is Predictions.io free?
Do SumBuddy or Predictions.io have ads?
Which is updated more often, SumBuddy or Predictions.io?
Other comparisons















