Comparison

Shift vs TempoBell

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

Head to head
About

Shift

Features
Read full description

Shift is an interval timer made as simple as possible (but not any simpler). Set up in seconds: • Work • Rest • Repeat How long you exercise – how long you recover – how many rounds. That’s all. Tap Start and Shift takes it from there. Finished workouts stay in History, so your last workout can be your next preset. Load it and go. A few essentials: • Voice cues or simple tones that don’t lower your music • Keeps time in the background • A Live Activity on your Lock Screen and Dynamic Island • A workout display you can turn sideways • Made for iPhone and iPad Completely free. No ads, no paywall, no subscriptions. No accounts, analytics or tracking. Your workouts stay on your device.

About

TempoBell

Features
Read full description

TempoBell is a fast, visual round timer for boxing, MMA, Muay Thai, kickboxing, bag work, sparring, and interval training. Choose a preset and start. Large color-coded phases, precise wall-clock timing, original bell sounds, haptics, and lock-screen controls keep you moving without staring at the screen. CORE TIMER • Boxing, MMA, Muay Thai, and Quick Burn presets • Custom rounds, work, rest, preparation, and warning times • Accurate timing across screen locks and interruptions • Music-friendly audio cues and haptics • Live Activity controls and home-screen quick starts • Local workout history and shareable session cards TEMPOBELL PRO — ONE-TIME PURCHASE • Unlimited named routines • Per-round names, timing, warning, and colors • Pace cues, final countdown, and three original sound packs • Complete history and training trends • Watch workouts, wrist haptics, heart rate, and Health workout saving No account, ads, analytics, or subscription. Your routines and history stay on your devices. Health access is optional. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Shift4 screens
TempoBell4 screens

Verdict

The call

The clearest difference is in-app purchases: Shift at none against TempoBell's 1. Shift also leads on update cadence (every 4 days vs every 2 weeks). TempoBell's advantage is iOS requirement (17.0 vs 26). On price, ads and device support 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. TempoBell sells 1 one-off in-app purchase. Shift asks for nothing beyond the download.

UpkeepUpdate frequency

Shift ships an update every 4 days, TempoBell every 2 weeks. The most recent releases landed on October 29, 2026 and October 26, 2026 respectively.

Scorecard3 real differences · 6 level
Shift versus TempoBell: the parameters behind the verdict, then further details
ParameterShiftTempoBell
PriceFreeFree
Rating5.0 (2 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 4 days — betterEvery 2 weeks
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPadiPhone, Apple Watch
Requires iOS2617.0 — better
Further details — not scored
Size51 MB6 MB
Age rating4+4+
DeveloperJorick van MeijerenAsharaf Ali

In-app purchases

None

Shift

No in-app purchases

1 purchases

TempoBell

One-time1
  • TempoBell Pro$7.99

Questions

Is Shift free?
Shift is free to download, with no in-app purchases.
Is TempoBell free?
TempoBell is free to download, with in-app purchases available.
Do Shift or TempoBell have ads?
Neither Shift nor TempoBell shows ads.
Which is updated more often, Shift or TempoBell?
Shift ships an update every 4 days, and TempoBell every 2 weeks. Most recently, Shift was updated on October 29, 2026 and TempoBell on October 26, 2026.

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