Comparison

Adam's Calc vs Summat

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

Head to head

Adam's Calc

Help remember answers

Free

🔧 Utilities

★ 5.02 ratingsView app →

Summat

Game companion and calculator

Free

🔧 Utilities

No ratingsView app →

About

Adam's Calc

A utility calculator that adds memory functionality to standard calculations. Designed to make your device's calculator more helpful by remembering previous results.

Highlights

Memory function for calculations
Enhanced utility calculator
Intuitive design
Remembers previous results

Features

Read full description

Adam's Calc is a utility calculator designed by rdConcepts. This design is intended to help make the standard calculator more useful by building some "memory" into the device. Inspiration -> Donald Norman.

About

Summat

Features

Read full description

FEATURES: • Game companion for popular games • Built-in calculators for different games such as Fortuna and Pass the Pigs • Sleek calculator with large buttons • Create your own custom sum calculators • Save your favorite results • No ads Suggest new built-in calculators by leaving a review.

Screenshots

Adam's Calc4 screens

Summat4 screens

Verdict

The call

The clearest difference is in-app purchases: Summat at none against Adam's Calc's 1. Summat also leads on ads (none vs shown). On price, update cadence, device support 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. Adam's Calc sells 1 one-off in-app purchase. Summat asks for nothing beyond the download.

UpkeepUpdate frequency

Adam's Calc ships an update every 4 months, Summat every 2 months. The most recent releases landed on October 9, 2026 and October 14, 2026 respectively.

Scorecard2 real differences · 7 level

Adam's Calc versus Summat: the parameters behind the verdict, then further details
Parameter	Adam's Calc	Summat
Price	Free	Free
Rating	5.0 (2 ratings) — better	—
Number of ratings	2 — better	—
Update frequency	Every 4 months	Every 2 months — better
Ads	Yes	No — better
In-app purchases	Yes	No — better
Monetization	Free with in-app purchases	—
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	15.0 — better	15.2
Further details — not scored
Size	5 MB	2 MB
Age rating	4+	4+
Developer	RD Concepts	Janne Lehikoinen

In-app purchases

1 purchases

Adam's Calc

One-time1

Remove Advertising$2.99

None

Summat

No in-app purchases

Questions

Is Adam's Calc free?

Adam's Calc is free to download, with in-app purchases available.

Is Summat free?

Summat is free to download, with no in-app purchases.

Do Adam's Calc or Summat have ads?

Adam's Calc shows ads; Summat does not.

Which is updated more often, Adam's Calc or Summat?

Adam's Calc ships an update every 4 months, and Summat every 2 months. Most recently, Adam's Calc was updated on October 9, 2026 and Summat on October 14, 2026.