Comparison

Sumaddle vs -Endings

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

Head to head
About

Sumaddle

This logic puzzle game transforms pencil-and-paper challenges into interactive brain teasers. Fit number combinations to clues using pure logic, with no mental arithmetic required. Enjoy over 150 free puzzles of varying difficulty, with built-in help and offline play.

Highlights
  • Interactive logic puzzles
  • Number combination fitting
  • Pure logic solving
  • Built-in help and mistake correction
  • Over 150 free puzzles
  • Offline play
  • Ad-free experience
Features
Read full description

• “Brilliant puzzle game”, UK App Store review Apr 2025 • “Best Puzzle Game I’ve Ever Played”, US App Store review Jan 2025 • “The ONLY iOS game I've never gotten tired of”, Reddit review Apr 2024 This type of logical puzzle was first seen in the Japan Puzzle Championship 2006 and is sometimes known as Doppelblock, or Smashed Sums. When played with pencil and paper, these puzzles can be hard work to solve. Sumaddle changes that by adding the essential element of interaction. This transforms the puzzles into intriguing brain teasers that unfold before your eyes. Each puzzle has a unique solution. Finding the solution involves fitting the number combinations to the clues. The app makes it easy to view the possible combinations, you don’t need to do any sums in your head. Instead, you can focus on using logic to narrow down the combinations and find a fitting arrangement. Some reasons why you will enjoy playing Sumaddle: • puzzles range in size and difficulty from small and simple to large and mind-blowing • more than 150 puzzles are included for free • all puzzles can be solved with pure logic, no mental arithmetic required • the sophisticated built-in help can explain the logical reasoning at each step and also fix mistakes if you go wrong • the built-in help is completely free, use it as much as you like • works offline (great for long journeys) • a high standard of accessibility, including comprehensive support for VoiceOver • ad-free play - there are absolutely no ads! IGRS age rating (Indonesia Game Rating System): 3+ Designed and developed in Winterthur, Switzerland

About

-Endings

A daily word game where players find words ending with a specific suffix revealed each morning. Compete globally on leaderboards, track your streaks, and challenge friends in two-player mode.

Highlights
  • Daily word ending challenge
  • Global leaderboards
  • Streak tracking
  • Two-player pass and play
  • Score sharing
Features
Read full description

Endings is the daily word game where one suffix rules the day. Every morning at 6am, a new word ending is revealed — like —ING, —EST, or —TION. Your goal: find as many words as possible that use that ending before time runs out. **HOW TO PLAY** • A new ending is released every day at 6am • Type any real word that ends with today's ending • Each valid word scores one point • The timer runs — find as many as you can • Come back tomorrow for a new challenge **COMPETE GLOBALLY** Sign in with Google or Apple to post your score to the daily leaderboard. See how your vocabulary stacks up against players around the world. Every player has the same ending — same playing field, same clock. **TRACK YOUR STREAK** Build a daily streak by playing every day. Track your current streak, longest streak, and personal best score. **SHARE YOUR SCORE** Share your result as an image — show off your word count and daily streak without spoiling the ending for others. **TWO-PLAYER PASS & PLAY** Want to challenge your friends? Choose two-player mode and see who can get the most endings in a best 2-out-of-3 match! Endings is free to play. Sign-in is optional — guest play is always available.

Screenshots

Sumaddle3 screens
-Endings4 screens

Verdict

The call

The clearest difference is in-app purchases: -Endings at none against Sumaddle's 15. -Endings also leads on update cadence (every 2 days vs every 3 weeks). Sumaddle's advantage is ratings volume (767 vs 7). On price, rating, review sentiment and ads 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. Sumaddle sells 15 one-off in-app purchases. -Endings asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.9 for Sumaddle against 5.0 for -Endings. That said, the two scores are not equally well evidenced: Sumaddle has 767 ratings behind it against 7, so its average is the more settled of the two. Written reviews are what separate them: 95% of Sumaddle's written reviews are positive against 100% of -Endings's.

UpkeepUpdate frequency

Sumaddle ships an update every 3 weeks, -Endings every 2 days. The most recent releases landed on October 12, 2026 and October 13, 2026 respectively.

Scorecard4 real differences · 6 level
Sumaddle versus -Endings: the parameters behind the verdict, then further details
ParameterSumaddle-Endings
PriceFreeFree
Rating4.9 (767 ratings)5.0 (7 ratings) — better
Positive reviews94.9% of reviews100.0% of reviews — better
Number of ratings767 — better7
Update frequencyEvery 3 weeksEvery 2 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.015.1 — better
Further details — not scored
Size30 MB36 MB
Age rating4+4+
DeveloperJonathan BuchananThe Funding Letter LLC

Customer experience

Sumaddle

All ratings767 ratings
Positive98.3%
Neutral0.7%
Negative1.0%
Written reviews98 reviews
Positive94.9%
Neutral1.0%
Negative4.1%

-Endings

All ratings7 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Sumaddle

Reported bugs

2 issues
  • Losing progress when minimizing the app
  • Inconsistent difficulty ratings

Requested features

4 requests
  • Ability to selectively pencil in notes
  • More difficult puzzle options
  • Synced progress across devices
  • Detailed statistics and leaderboard

-Endings

Not enough reviews yet to summarise bugs or requests.

In-app purchases

15 purchases

Sumaddle

One-time15
  • Quirky, Pack 5$0.99
  • Very Difficult Puzzles$0.99
  • Quirky, Pack 1$0.99
Show 12 more
  • Premium 9x9 Puzzles, Pack 1$0.99
  • Crafty, Pack 1$0.99
  • Crafty, Pack 2$0.99
  • Crafty, Pack 3$0.99
  • Sneaky, Pack 1$0.99
  • Sneaky, Pack 2$0.99
  • Sneaky, Pack 3$0.99
  • Tricky, Pack 1$0.99
  • Tricky, Pack 2$0.99
  • Tricky, Pack 3$0.99
  • Assorted Puzzles$0.99
  • Puzzle Generator$9.99
None

-Endings

No in-app purchases

Questions

Is Sumaddle free?
Sumaddle is free to download, with in-app purchases available.
Is -Endings free?
-Endings is free to download, with no in-app purchases.
Which has better reviews, Sumaddle or -Endings?
-Endings is rated higher. Sumaddle averages 4.9 out of 5 from 767 ratings, while -Endings averages 5.0 from 7 ratings.
Do Sumaddle or -Endings have ads?
Neither Sumaddle nor -Endings shows ads.
Which is updated more often, Sumaddle or -Endings?
Sumaddle ships an update every 3 weeks, and -Endings every 2 days. Most recently, Sumaddle was updated on October 12, 2026 and -Endings on October 13, 2026.

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