Comparison

Finance Prediction vs ChartLogs

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

Head to head
About

Finance Prediction

Features
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YaaFeng Finance Prediction offers world major markets predictions Including Indexes stock : Dow Jones,Nasdaq,S & P 500,FTSE 100,DAX,CAC 40,Hang Seng,Nikkei 225,Shanghai Comp., Currencies rate : EUR / USD,USD / JPY,USD / CNY,AUD / USD,GBP / USD,USD / CAD,USD / CHF Commodities : Gold,Silver,Platinum,Brent crude oil,Natural gas,Soybeans,Corn,Wheat,Rough Rice,Sugar#11,Cotton,Cocoa,Coffee.

About

ChartLogs

Features
Read full description

How much would your money have grown if you had invested in the past? ChartLogs is a simulation app that lets you explore the last 10 years of price performance for stocks, ETFs, crypto, FX, and commodities. For example: β€œIf I had invested Β₯1,000,000 in Bitcoin and the S&P 500 five years ago, which one would have grown more? What if dividends were included?” ChartLogs helps you compare results intuitively with graphs. Key Features Browse up to 10 years of historical prices Compare two assets side-by-side on the same chart Automatically calculates returns in Japanese yen (JPY) with FX conversion Computes total return including dividends/distributions Completely free with ads Whether you’re a beginner or an experienced investor, you can sharpen your investing intuition by reviewing past markets. Use real market data across stocks, ETFs, and crypto to discover your next investment idea.

Screenshots

Finance Prediction4 screens
ChartLogs2 screens

Verdict

The call

The clearest difference is in-app purchases: ChartLogs at none against Finance Prediction's 5. ChartLogs also leads on update cadence (every 9 days vs monthly). Finance Prediction's advantage is ads (none vs shown) and iOS requirement (8.2 vs 18.0). On price 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. Finance Prediction sells 5 one-off in-app purchases. ChartLogs asks for nothing beyond the download.

UpkeepUpdate frequency

Finance Prediction ships an update monthly, ChartLogs every 9 days. The most recent releases landed on October 26, 2026 and October 29, 2026 respectively.

Scorecard4 real differences Β· 2 level
Finance Prediction versus ChartLogs: the parameters behind the verdict, then further details
ParameterFinance PredictionChartLogs
PriceFreeFree
Update frequencyMonthlyEvery 9 days β€” better
AdsNo β€” betterYes
In-app purchasesYesNo β€” better
DevicesiPhone, iPodiPhone, iPad
Requires iOS8.2 β€” better18.0
Further details β€” not scored
Size1 MB10 MB
Age rating4+4+
DeveloperChingYao Chenζ ͺ式会瀾Cavemen.jp

In-app purchases

5 purchases

Finance Prediction

One-time5
  • Weekly Prediction$7.99
  • Monthly Prediction$9.99
  • Markets for 1 Week$17.99
Show 2 more
  • All Markets for 1 Month$69.99
  • YaaFeng's Report$199.99
None

ChartLogs

No in-app purchases

Questions

Is Finance Prediction free?
Finance Prediction is free to download, with in-app purchases available.
Is ChartLogs free?
ChartLogs is free to download, with no in-app purchases.
Do Finance Prediction or ChartLogs have ads?
ChartLogs shows ads; Finance Prediction does not.
Which is updated more often, Finance Prediction or ChartLogs?
Finance Prediction ships an update monthly, and ChartLogs every 9 days. Most recently, Finance Prediction was updated on October 26, 2026 and ChartLogs on October 29, 2026.

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